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The impact of repeated vaccination using 10-year vaccination history on protection against influenza in older adults: a test-negative design study across the 2010/11 to 2015/16 influenza seasons in Ontario, Canada.

Kwong JC, Chung H, Jung JK, Buchan SA, Campigotto A, Campitelli MA, Crowcroft NS, Gubbay JB, Karnauchow T, Katz K, McGeer AJ, McNally JD, Richardson DC, Richardson SE, Rosella LC, Schwartz KL, Simor A, Smieja M, Zahariadis G, On Behalf Of The Canadian Immunization Research Network Cirn Investigators.

Euro Surveill. 2020 Jan;25(1). doi: 10.2807/1560-7917.ES.2020.25.1.1900245.


Intensive Chemotherapy Is Associated With Poor Overall Survival in Autoimmune Disease-associated Myeloid Malignancies.

Richardson SE, Brian D, Grandage V, Hough R, Kottaridis P, Mansour MR, Payne EM, Khwaja A.

Hemasphere. 2018 Dec 21;3(1):e164. doi: 10.1097/HS9.0000000000000164. eCollection 2019 Feb. No abstract available.


Influenza Vaccine Effectiveness in Preventing Hospitalizations in Older Patients With Chronic Obstructive Pulmonary Disease.

Gershon AS, Chung H, Porter J, Campitelli MA, Buchan SA, Schwartz KL, Crowcroft NS, Campigotto A, Gubbay JB, Karnauchow T, Katz K, McGeer AJ, McNally JD, Richardson DC, Richardson SE, Rosella LC, Simor AE, Smieja M, Zahariadis G, Kwong JC.

J Infect Dis. 2020 Jan 1;221(1):42-52. doi: 10.1093/infdis/jiz419.


Influenza Vaccine Effectiveness Among Patients With Cancer: A Population-Based Study Using Health Administrative and Laboratory Testing Data From Ontario, Canada.

Blanchette PS, Chung H, Pritchard KI, Earle CC, Campitelli MA, Buchan SA, Schwartz KL, Crowcroft NS, Gubbay JB, Karnauchow T, Katz K, McGeer AJ, McNally JD, Richardson DC, Richardson SE, Rosella LC, Simor A, Smieja M, Zahariadis G, Campigotto A, Kwong JC.

J Clin Oncol. 2019 Oct 20;37(30):2795-2804. doi: 10.1200/JCO.19.00354. Epub 2019 Aug 29.


Can routinely collected laboratory and health administrative data be used to assess influenza vaccine effectiveness? Assessing the validity of the Flu and Other Respiratory Viruses Research (FOREVER) Cohort.

Kwong JC, Buchan SA, Chung H, Campitelli MA, Schwartz KL, Crowcroft NS, Jackson ML, Karnauchow T, Katz K, McGeer AJ, McNally JD, Richardson DC, Richardson SE, Rosella LC, Simor A, Smieja M, Zahariadis G, Campigotto A, Gubbay JB.

Vaccine. 2019 Jul 18;37(31):4392-4400. doi: 10.1016/j.vaccine.2019.06.011. Epub 2019 Jun 17.


The yield of monitoring adenovirus in pediatric hematopoietic stem cell transplant patients.

Ali S, Krueger J, Richardson SE, Sung L, Waespe N, Renzi S, Chiang K, Allen U, Ali M, Schechter T.

Pediatr Hematol Oncol. 2019 Apr;36(3):161-172. doi: 10.1080/08880018.2019.1607961. Epub 2019 Apr 30.


Characteristics and Outcomes of Young Children Hospitalized With Laboratory-confirmed Influenza or Respiratory Syncytial Virus in Ontario, Canada, 2009-2014.

Buchan SA, Chung H, Karnauchow T, McNally JD, Campitelli MA, Gubbay JB, Katz K, McGeer AJ, Richardson DC, Richardson SE, Simor A, Smieja M, Zahariadis G, Tran D, Crowcroft NS, Rosella LC, Kwong JC.

Pediatr Infect Dis J. 2019 Apr;38(4):362-369. doi: 10.1097/INF.0000000000002164.


Head injury in the elderly - an overview for the physician.

Beedham W, Peck G, Richardson SE, Tsang K, Fertleman M, Shipway DJ.

Clin Med (Lond). 2019 Mar;19(2):177-184. doi: 10.7861/clinmedicine.19-2-177.


Antibiotic Prescription Practice for Pediatric Urinary Tract Infection in a Tertiary Center.

Alghounaim M, Ostrow O, Timberlake K, Richardson SE, Koyle M, Science M.

Pediatr Emerg Care. 2019 Feb 28. doi: 10.1097/PEC.0000000000001780. [Epub ahead of print]


Adenovirus-Associated Central Nervous System Disease in Children.

Schwartz KL, Richardson SE, MacGregor D, Mahant S, Raghuram K, Bitnun A.

J Pediatr. 2019 Feb;205:130-137. doi: 10.1016/j.jpeds.2018.09.036. Epub 2018 Nov 6.


Epidemiology and Geographic Distribution of Blastomycosis, Histoplasmosis, and Coccidioidomycosis, Ontario, Canada, 1990-2015.

Brown EM, McTaggart LR, Dunn D, Pszczolko E, Tsui KG, Morris SK, Stephens D, Kus JV, Richardson SE.

Emerg Infect Dis. 2018 Jul;24(7):1257-1266. doi: 10.3201/eid2407.172063.


Intestinal pathogen clearance in children with severe acute malnutrition is unrelated to inpatient morbidity.

Versloot CJ, Attia S, Bourdon C, Richardson SE, Potani I, Bandsma RHJ, Voskuijl W.

Clin Nutr ESPEN. 2018 Apr;24:109-113. doi: 10.1016/j.clnesp.2018.01.004. Epub 2018 Feb 1.


Lower-limb muscle function during gait in varus mal-aligned osteoarthritis patients.

Sritharan P, Lin YC, Richardson SE, Crossley KM, Birmingham TB, Pandy MG.

J Orthop Res. 2018 Feb 23. doi: 10.1002/jor.23883. [Epub ahead of print]


A Human IPS Model Implicates Embryonic B-Myeloid Fate Restriction as Developmental Susceptibility to B Acute Lymphoblastic Leukemia-Associated ETV6-RUNX1.

Böiers C, Richardson SE, Laycock E, Zriwil A, Turati VA, Brown J, Wray JP, Wang D, James C, Herrero J, Sitnicka E, Karlsson S, Smith AJH, Jacobsen SEW, Enver T.

Dev Cell. 2018 Feb 5;44(3):362-377.e7. doi: 10.1016/j.devcel.2017.12.005. Epub 2017 Dec 28.


Vaccine effectiveness against laboratory-confirmed influenza hospitalizations among young children during the 2010-11 to 2013-14 influenza seasons in Ontario, Canada.

Buchan SA, Chung H, Campitelli MA, Crowcroft NS, Gubbay JB, Karnauchow T, Katz K, McGeer AJ, McNally JD, Richardson D, Richardson SE, Rosella LC, Simor A, Smieja M, Tran D, Zahariadis G, Kwong JC.

PLoS One. 2017 Nov 17;12(11):e0187834. doi: 10.1371/journal.pone.0187834. eCollection 2017.


Testing for Respiratory Viruses in Children: To Swab or Not to Swab.

Gill PJ, Richardson SE, Ostrow O, Friedman JN.

JAMA Pediatr. 2017 Aug 1;171(8):798-804. doi: 10.1001/jamapediatrics.2017.0786. Review.


Early-Onset Invasive Candidiasis in Extremely Low Birth Weight Infants: Perinatal Acquisition Predicts Poor Outcome.

Barton M, Shen A, O'Brien K, Robinson JL, Davies HD, Simpson K, Asztalos E, Langley J, Le Saux N, Sauve R, Synnes A, Tan B, de Repentigny L, Rubin E, Hui C, Kovacs L, Yau YC, Richardson SE; Paediatric Investigators Collaborative Network on Infections in Canada (PICNIC).

Clin Infect Dis. 2017 Apr 1;64(7):921-927. doi: 10.1093/cid/cix001.


Correction: Phylogenetic Analysis Reveals a Cryptic Species Blastomyces gilchristii, sp. nov. within the Human Pathogenic Fungus Blastomyces dermatitidis.

Brown EM, McTaggart LR, Zhang SX, Low DE, Stevens DA, Richardson SE.

PLoS One. 2016 Dec 9;11(12):e0168018. doi: 10.1371/journal.pone.0168018. eCollection 2016.


Blastomycosis infection in an adolescent patient with Hodgkin lymphoma.

Curry S, Morris SK, Richardson SE, Chami R, Kus JV, Gupta S.

Pediatr Blood Cancer. 2017 Mar;64(3). doi: 10.1002/pbc.26250. Epub 2016 Sep 24. No abstract available.


Phylogeographic Analysis of Blastomyces dermatitidis and Blastomyces gilchristii Reveals an Association with North American Freshwater Drainage Basins.

McTaggart LR, Brown EM, Richardson SE.

PLoS One. 2016 Jul 18;11(7):e0159396. doi: 10.1371/journal.pone.0159396. eCollection 2016.


Low Utility of Pediatric Isolator Blood Culture System for Detection of Fungemia in Children: a 10-Year Review.

Campigotto A, Richardson SE, Sebert M, McElvania TeKippe E, Chakravarty A, Doern CD.

J Clin Microbiol. 2016 Sep;54(9):2284-7. doi: 10.1128/JCM.00578-16. Epub 2016 Jun 15.


Musculoskeletal loading in the symptomatic and asymptomatic knees of middle-aged osteoarthritis patients.

Sritharan P, Lin YC, Richardson SE, Crossley KM, Birmingham TB, Pandy MG.

J Orthop Res. 2017 Feb;35(2):321-330. doi: 10.1002/jor.23264. Epub 2016 May 4.


Diagnosis of Urinary Tract Infections in Children.

Doern CD, Richardson SE.

J Clin Microbiol. 2016 Sep;54(9):2233-42. doi: 10.1128/JCM.00189-16. Epub 2016 Apr 6. Review.


Enteric Fever in a Multicultural Canadian Tertiary Care Pediatric Setting: A 28-Year Review.

Zhou K, Sauve LJ, Richardson SE, Ford-Jones EL, Morris SK.

J Pediatric Infect Dis Soc. 2017 Mar 1;6(1):98-101. doi: 10.1093/jpids/piw007.


Invasive Fusariosis: A Single Pediatric Center 15-Year Experience.

Schwartz KL, Sheffield H, Richardson SE, Sung L, Morris SK.

J Pediatric Infect Dis Soc. 2015 Jun;4(2):163-70. doi: 10.1093/jpids/pit080. Epub 2013 Dec 8. Review.


Patterns of variation and covariation in the shapes of mandibular bones of juvenile salmonids in the genus Oncorhynchus.

Kimmel CB, Watson S, Couture RB, McKibben NS, Nichols JT, Richardson SE, Noakes DL.

Evol Dev. 2015 Sep-Oct;17(5):302-14. doi: 10.1111/ede.12135.


The yield of monitoring for HSV and VZV viremia in pediatric hematopoietic stem cell transplant patients.

Patrick K, Ali M, Richardson SE, Gassas A, Egeler M, Krueger J, Lowry J, Allen U, Schechter T.

Pediatr Transplant. 2015 Sep;19(6):640-4. doi: 10.1111/petr.12551. Epub 2015 Jul 6.


Colletotrichum truncatum species complex: Treatment considerations and review of the literature for an unusual pathogen causing fungal keratitis and endophthalmitis.

Squissato V, Yucel YH, Richardson SE, Alkhotani A, Wong DT, Nijhawan N, Chan CC.

Med Mycol Case Rep. 2015 Jun 5;9:1-6. doi: 10.1016/j.mmcr.2015.06.001. eCollection 2015 Sep.


Neurological Complications of PCR-Proven M. pneumoniae Infections in Children: Prodromal Illness Duration May Reflect Pathogenetic Mechanism.

Al-Zaidy SA, MacGregor D, Mahant S, Richardson SE, Bitnun A.

Clin Infect Dis. 2015 Oct 1;61(7):1092-8. doi: 10.1093/cid/civ473. Epub 2015 Jun 17.


Childhood encephalitis in Canada in 2015.

Bitnun A, Richardson SE.

Can J Infect Dis Med Microbiol. 2015 Mar-Apr;26(2):69-72. No abstract available.


Late-onset group B streptococcal meningitis has cerebrovascular complications.

Tibussek D, Sinclair A, Yau I, Teatero S, Fittipaldi N, Richardson SE, Mayatepek E, Jahn P, Askalan R.

J Pediatr. 2015 May;166(5):1187-1192.e1. doi: 10.1016/j.jpeds.2015.02.014.


Herpes simplex virus lymphadenitis: the elusive doppelganger in immunocompromised patients.

Cases M, Leduc C, Farmer PL, Richardson SE, Zoutman DE.

Intern Med. 2014;53(21):2539-42. Epub 2014 Nov 1.


Antimicrobial susceptibility among clinical Nocardia species identified by multilocus sequence analysis.

McTaggart LR, Doucet J, Witkowska M, Richardson SE.

Antimicrob Agents Chemother. 2015 Jan;59(1):269-75. doi: 10.1128/AAC.02770-14. Epub 2014 Oct 27.


Utility of gastric aspirates for diagnosing tuberculosis in children in a low prevalence area: predictors of positive cultures and significance of non-tuberculous mycobacteria.

Kordy F, Richardson SE, Stephens D, Lam R, Jamieson F, Kitai I.

Pediatr Infect Dis J. 2015 Jan;34(1):91-3. doi: 10.1097/INF.0000000000000498.


Central nervous system complications of varicella-zoster virus.

Science M, MacGregor D, Richardson SE, Mahant S, Tran D, Bitnun A.

J Pediatr. 2014 Oct;165(4):779-85. doi: 10.1016/j.jpeds.2014.06.014. Epub 2014 Jul 22.


Effective method for the heat inactivation of Blastomyces dermatitidis.

Brown EM, McTaggart LR, Low DE, Richardson SE.

Med Mycol. 2014 Oct;52(7):766-9. doi: 10.1093/mmy/myu040. Epub 2014 Jul 21.


Invasive candidiasis in low birth weight preterm infants: risk factors, clinical course and outcome in a prospective multicenter study of cases and their matched controls.

Barton M, O'Brien K, Robinson JL, Davies DH, Simpson K, Asztalos E, Langley JM, Le Saux N, Sauve R, Synnes A, Tan B, de Repentigny L, Rubin E, Hui C, Kovacs L, Richardson SE.

BMC Infect Dis. 2014 Jun 12;14:327. doi: 10.1186/1471-2334-14-327.


Delayed primary HHV-7 infection and neurologic disease.

Schwartz KL, Richardson SE, Ward KN, Donaldson C, MacGregor D, Banwell B, Mahant S, Bitnun A.

Pediatrics. 2014 Jun;133(6):e1541-7. doi: 10.1542/peds.2013-3344. Epub 2014 May 12.


Clinical severity of rhinovirus/enterovirus compared to other respiratory viruses in children.

Asner SA, Petrich A, Hamid JS, Mertz D, Richardson SE, Smieja M.

Influenza Other Respir Viruses. 2014 Jul;8(4):436-42. doi: 10.1111/irv.12255. Epub 2014 May 7.


Severe clinical outcome is uncommon in Clostridium difficile infection in children: a retrospective cohort study.

Schwartz KL, Darwish I, Richardson SE, Mulvey MR, Thampi N.

BMC Pediatr. 2014 Jan 31;14:28. doi: 10.1186/1471-2431-14-28.


Clinical consequences of human herpesvirus-6 DNAemia in peripheral blood in pediatric liver transplant recipients.

Al Fawaz T, Ng V, Richardson SE, Barton M, Allen U.

Pediatr Transplant. 2014 Feb;18(1):47-51. doi: 10.1111/petr.12176. Epub 2013 Oct 30.


Risk factors and outcomes for respiratory syncytial virus-related infections in immunocompromised children.

Asner S, Stephens D, Pedulla P, Richardson SE, Robinson J, Allen U.

Pediatr Infect Dis J. 2013 Oct;32(10):1073-6. doi: 10.1097/INF.0b013e31829dff4d.


The role of torovirus in nosocomial viral gastroenteritis at a large tertiary pediatric centre.

Gubbay J, Al-Rezqi A, Hawkes M, Williams L, Richardson S, Matlow A.

Can J Infect Dis Med Microbiol. 2012 Summer;23(2):78-81.


Human metapneumovirus (hMPV) infection in children with cancer.

Ali M, Baker JM, Richardson SE, Weitzman S, Allen U, Abla O.

J Pediatr Hematol Oncol. 2013 Aug;35(6):444-6. doi: 10.1097/MPH.0b013e31828ac89c.


Phylogenetic analysis reveals a cryptic species Blastomyces gilchristii, sp. nov. within the human pathogenic fungus Blastomyces dermatitidis.

Brown EM, McTaggart LR, Zhang SX, Low DE, Stevens DA, Richardson SE.

PLoS One. 2013;8(3):e59237. doi: 10.1371/journal.pone.0059237. Epub 2013 Mar 22. Erratum in: PLoS One. 2016 Dec 9;11(12 ):e0168018.


Pandemic management in a pediatric hospital.

Ratnapalan S, Martimianakis MA, Cohen-Silver JH, Minnes B, Macgregor D, Allen U, Richardson SE, Friedman JN, Bruce-Barrett C, Haj-Assaad L, Noordermeer J, Daneman D.

Clin Pediatr (Phila). 2013 Apr;52(4):322-8. doi: 10.1177/0009922812474890. Epub 2013 Feb 12.


Risk-stratified adoptive cellular therapy following allogeneic hematopoietic stem cell transplantation for advanced chronic lymphocytic leukaemia.

Richardson SE, Khan I, Rawstron A, Sudak J, Edwards N, Verfuerth S, Fielding AK, Goldstone A, Kottaridis P, Morris E, Benjamin R, Peggs KS, Thomson KJ, Vandenberghe E, Mackinnon S, Chakraverty R.

Br J Haematol. 2013 Mar;160(5):640-8. doi: 10.1111/bjh.12197. Epub 2013 Jan 7.


Modelling how initiating and transforming oncogenes cooperate to produce a leukaemic cell state.

Richardson SE.

Dis Model Mech. 2013 Jan;6(1):3-5. doi: 10.1242/dmm.011288. No abstract available.


The increasing prevalence of clindamycin resistance in Staphylococcus aureus isolates in children with head and neck abscesses.

Alexander AJ, Richardson SE, Sharma A, Campisi P.

Can J Infect Dis Med Microbiol. 2011 Summer;22(2):49-51.


Role of respiratory viruses in pulmonary exacerbations in children with cystic fibrosis.

Asner S, Waters V, Solomon M, Yau Y, Richardson SE, Grasemann H, Gharabaghi F, Tran D.

J Cyst Fibros. 2012 Sep;11(5):433-9. doi: 10.1016/j.jcf.2012.04.006. Epub 2012 May 10.

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