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Where Do People Vape? Insights from Twitter Data.

Majmundar A, Allem JP, Cruz TB, Unger JB.

Int J Environ Res Public Health. 2019 Aug 23;16(17). pii: E3056. doi: 10.3390/ijerph16173056.


E-liquid-related posts to Twitter in 2018: Thematic analysis.

Allem JP, Majmundar A, Dharmapuri L, Cruz TB, Unger JB.

Addict Behav Rep. 2019 Jun 7;10:100196. doi: 10.1016/j.abrep.2019.100196. eCollection 2019 Dec.


Characterizing Swisher Little Cigar-Related Posts on Twitter in 2018: Text Analysis.

Allem JP, Uppu SP, Boley Cruz T, Unger JB.

J Med Internet Res. 2019 Jul 19;21(7):e14398. doi: 10.2196/14398.


Cartoon-based e-cigarette marketing: Associations with susceptibility to use and perceived expectations of use.

Kirkpatrick MG, Cruz TB, Unger JB, Herrera J, Schiff S, Allem JP.

Drug Alcohol Depend. 2019 Aug 1;201:109-114. doi: 10.1016/j.drugalcdep.2019.04.018. Epub 2019 Jun 8.


Tobacco Use Behaviors, Attitudes, and Demographic Characteristics of Tobacco Opinion Leaders and Their Followers: Twitter Analysis.

Chu KH, Majmundar A, Allem JP, Soto DW, Cruz TB, Unger JB.

J Med Internet Res. 2019 Jun 4;21(6):e12676. doi: 10.2196/12676.


Characterising KandyPens-related posts to Instagram: implications for nicotine and cannabis use.

Majmundar A, Kirkpatrick M, Cruz TB, Unger JB, Allem JP.

Tob Control. 2019 May 30. pii: tobaccocontrol-2019-055006. doi: 10.1136/tobaccocontrol-2019-055006. [Epub ahead of print]


E-cigarettes Are Being Marketed as "Vitamin Delivery" Devices.

Basáñez T, Majmundar A, Cruz TB, Allem JP, Unger JB.

Am J Public Health. 2019 Feb;109(2):194-196. doi: 10.2105/AJPH.2018.304804. No abstract available.


Are electric scooters promoted on social media with safety in mind? A case study on Bird's Instagram.

Allem JP, Majmundar A.

Prev Med Rep. 2018 Nov 23;13:62-63. doi: 10.1016/j.pmedr.2018.11.013. eCollection 2019 Mar.


Strategies to find audience segments on Twitter for e-cigarette education campaigns.

Chu KH, Allem JP, Unger JB, Cruz TB, Akbarpour M, Kirkpatrick MG.

Addict Behav. 2019 Apr;91:222-226. doi: 10.1016/j.addbeh.2018.11.015. Epub 2018 Nov 14.


Hookah-Related Posts to Twitter From 2017 to 2018: Thematic Analysis.

Allem JP, Dharmapuri L, Leventhal AM, Unger JB, Boley Cruz T.

J Med Internet Res. 2018 Nov 19;20(11):e11669. doi: 10.2196/11669.


Next generation media monitoring: Global coverage of electronic nicotine delivery systems (electronic cigarettes) on Bing, Google and Twitter, 2013-2018.

Ayers JW, Dredze M, Leas EC, Caputi TL, Allem JP, Cohen JE.

PLoS One. 2018 Nov 2;13(11):e0205822. doi: 10.1371/journal.pone.0205822. eCollection 2018.


JUUL: Spreading Online and Offline.

Chu KH, Colditz JB, Primack BA, Shensa A, Allem JP, Miller E, Unger JB, Cruz TB.

J Adolesc Health. 2018 Nov;63(5):582-586. doi: 10.1016/j.jadohealth.2018.08.002.


The Why We Retweet scale.

Majmundar A, Allem JP, Boley Cruz T, Unger JB.

PLoS One. 2018 Oct 18;13(10):e0206076. doi: 10.1371/journal.pone.0206076. eCollection 2018.


Return of cartoon to market e-cigarette-related products.

Allem JP, Cruz TB, Unger JB, Toruno R, Herrera J, Kirkpatrick MG.

Tob Control. 2019 Sep;28(5):555-557. doi: 10.1136/tobaccocontrol-2018-054437. Epub 2018 Jul 26.


Could Social Bots Pose a Threat to Public Health?

Allem JP, Ferrara E.

Am J Public Health. 2018 Aug;108(8):1005-1006. doi: 10.2105/AJPH.2018.304512. No abstract available.


Characterizing JUUL-related posts on Twitter.

Allem JP, Dharmapuri L, Unger JB, Cruz TB.

Drug Alcohol Depend. 2018 Sep 1;190:1-5. doi: 10.1016/j.drugalcdep.2018.05.018. Epub 2018 Jun 23.


E-Cigarette Surveillance With Social Media Data: Social Bots, Emerging Topics, and Trends.

Allem JP, Ferrara E, Uppu SP, Cruz TB, Unger JB.

JMIR Public Health Surveill. 2017 Dec 20;3(4):e98. doi: 10.2196/publichealth.8641.


Vape pen product placement in popular music videos.

Allem JP, Escobedo P, Cruz TB, Unger JB.

Addict Behav. 2019 Jun;93:263-264. doi: 10.1016/j.addbeh.2017.10.027. Epub 2017 Nov 3. No abstract available.


Monitoring Tobacco Brand Websites to Understand Marketing Strategies Aimed at Tobacco Product Users and Potential Users.

Escobedo P, Cruz TB, Tsai KY, Allem JP, Soto DW, Kirkpatrick MG, Pattarroyo M, Unger JB.

Nicotine Tob Res. 2018 Sep 25;20(11):1393-1400. doi: 10.1093/ntr/ntx200.


Identifying Sentiment of Hookah-Related Posts on Twitter.

Allem JP, Ramanujam J, Lerman K, Chu KH, Boley Cruz T, Unger JB.

JMIR Public Health Surveill. 2017 Oct 18;3(4):e74. doi: 10.2196/publichealth.8133.


Posttraumatic growth among childhood cancer survivors: Associations with ethnicity, acculturation, and religious service attendance.

Tobin J, Allem JP, Slaughter R, Unger JB, Hamilton AS, Milam JE.

J Psychosoc Oncol. 2018 Mar-Apr;36(2):175-188. doi: 10.1080/07347332.2017.1365799. Epub 2017 Sep 27.


Internet Searches for Suicide Following the Release of 13 Reasons Why.

Ayers JW, Althouse BM, Leas EC, Dredze M, Allem JP.

JAMA Intern Med. 2017 Oct 1;177(10):1527-1529. doi: 10.1001/jamainternmed.2017.3333. No abstract available.


Cultural values associated with substance use among Hispanic emerging adults in Southern California.

Escobedo P, Allem JP, Baezconde-Garbanati L, Unger JB.

Addict Behav. 2018 Feb;77:267-271. doi: 10.1016/j.addbeh.2017.07.018. Epub 2017 Jul 14.


Images of Little Cigars and Cigarillos on Instagram Identified by the Hashtag #swisher: Thematic Analysis.

Allem JP, Escobedo P, Chu KH, Boley Cruz T, Unger JB.

J Med Internet Res. 2017 Jul 14;19(7):e255. doi: 10.2196/jmir.7634.


The Charlie Sheen Effect on Rapid In-home Human Immunodeficiency Virus Test Sales.

Allem JP, Leas EC, Caputi TL, Dredze M, Althouse BM, Noar SM, Ayers JW.

Prev Sci. 2017 Jul;18(5):541-544. doi: 10.1007/s11121-017-0792-2.


Why do people use electronic nicotine delivery systems (electronic cigarettes)? A content analysis of Twitter, 2012-2015.

Ayers JW, Leas EC, Allem JP, Benton A, Dredze M, Althouse BM, Cruz TB, Unger JB.

PLoS One. 2017 Mar 1;12(3):e0170702. doi: 10.1371/journal.pone.0170702. eCollection 2017.


Perceptions of Secondhand E-Cigarette Aerosol Among Twitter Users.

Unger JB, Escobedo P, Allem JP, Soto DW, Chu KH, Cruz T.

Tob Regul Sci. 2016 Apr;2(2):146-152. doi: 10.18001/TRS.2.2.5. Epub 2016 Apr 1.


Waterpipe Promotion and Use on Instagram: #Hookah.

Allem JP, Chu KH, Cruz TB, Unger JB.

Nicotine Tob Res. 2017 Oct 1;19(10):1248-1252. doi: 10.1093/ntr/ntw329.


Electronic cigarette retailers use Pokémon Go to market products.

Kirkpatrick MG, Cruz TB, Goldenson NI, Allem JP, Chu KH, Pentz MA, Unger JB.

Tob Control. 2017 Dec;26(e2):e145-e147. doi: 10.1136/tobaccocontrol-2016-053369. Epub 2017 Jan 2. No abstract available.


Challenges to Mediation Analysis From Experimental Designs.

Allem JP.

Nicotine Tob Res. 2017 Sep 1;19(9):1120-1121. doi: 10.1093/ntr/ntw318. No abstract available.


Vaping on Instagram: cloud chasing, hand checks and product placement.

Chu KH, Allem JP, Cruz TB, Unger JB.

Tob Control. 2016 Sep;26(5):575-578. doi: 10.1136/tobaccocontrol-2016-053052. Epub 2016 Sep 22.


Pokémon GO-A New Distraction for Drivers and Pedestrians.

Ayers JW, Leas EC, Dredze M, Allem JP, Grabowski JG, Hill L.

JAMA Intern Med. 2016 Dec 1;176(12):1865-1866. doi: 10.1001/jamainternmed.2016.6274. No abstract available.


The Importance of Debiasing Social Media Data to Better Understand E-Cigarette-Related Attitudes and Behaviors.

Allem JP, Ferrara E.

J Med Internet Res. 2016 Aug 9;18(8):e219. doi: 10.2196/jmir.6185. No abstract available.


Big Data Sensors of Organic Advocacy: The Case of Leonardo DiCaprio and Climate Change.

Leas EC, Althouse BM, Dredze M, Obradovich N, Fowler JH, Noar SM, Allem JP, Ayers JW.

PLoS One. 2016 Aug 2;11(8):e0159885. doi: 10.1371/journal.pone.0159885. eCollection 2016.


The Revised Inventory of the Dimensions of Emerging Adulthood (IDEA-R) and Substance Use Among College Students.

Allem JP, Sussman S, Unger JB.

Eval Health Prof. 2017 Dec;40(4):401-408. doi: 10.1177/0163278716660742. Epub 2016 Jul 27.


Who walks into vape shops in Southern California?: a naturalistic observation of customers.

Sussman S, Allem JP, Garcia J, Unger JB, Cruz TB, Garcia R, Baezconde-Garbanati L.

Tob Induc Dis. 2016 May 26;14:18. doi: 10.1186/s12971-016-0082-y. eCollection 2016.


Emerging adulthood themes and hookah use among college students in Southern California.

Allem JP, Unger JB.

Addict Behav. 2016 Oct;61:16-9. doi: 10.1016/j.addbeh.2016.05.002. Epub 2016 May 4.


Campaigns and counter campaigns: reactions on Twitter to e-cigarette education.

Allem JP, Escobedo P, Chu KH, Soto DW, Cruz TB, Unger JB.

Tob Control. 2017 Mar;26(2):226-229. doi: 10.1136/tobaccocontrol-2015-052757. Epub 2016 Mar 8.


Role transitions and substance use among Hispanic emerging adults: A longitudinal study using coarsened exact matching.

Allem JP, Sussman S, Soto DW, Baezconde-Garbanati L, Unger JB.

Addict Behav. 2016 Jul;58:95-9. doi: 10.1016/j.addbeh.2016.02.032. Epub 2016 Feb 17.


Revisiting the Rise of Electronic Nicotine Delivery Systems Using Search Query Surveillance.

Ayers JW, Althouse BM, Allem JP, Leas EC, Dredze M, Williams RS.

Am J Prev Med. 2016 Jun;50(6):e173-e181. doi: 10.1016/j.amepre.2015.12.008. Epub 2016 Feb 11.


Marketing activities of vape shops across racial/ethnic communities.

Garcίa R, Sidhu A, Allem JP, Baezconde-Garbanati L, Unger JB, Sussman S.

Tob Prev Cessat. 2016;2(Suppl). pii: 12. doi: 10.18332/tpc/76398. Epub 2017 Sep 25.


Vape shop retailers' perceptions of their customers, products and services: A content analysis.

Tsai JY, Bluthenthal R, Allem JP, Garcia R, Garcia J, Unger J, Baezconde-Garbanati L, Sussman SY.

Tob Prev Cessat. 2016;2(Suppl). pii: 3. doi: 10.18332/tpc/70345. Epub 2017 May 11.


Employee and customer handling of nicotine-containing e-liquids in vape shops.

Garcia R, Allem JP, Baezconde-Garbanati L, Unger JB, Sussman S.

Tob Prev Cessat. 2016;2(Suppl). doi: 10.18332/tpc/67295. Epub 2017 Jan 20.


Diffusion of Messages from an Electronic Cigarette Brand to Potential Users through Twitter.

Chu KH, Unger JB, Allem JP, Pattarroyo M, Soto D, Cruz TB, Yang H, Jiang L, Yang CC.

PLoS One. 2015 Dec 18;10(12):e0145387. doi: 10.1371/journal.pone.0145387. eCollection 2015.


Tobacco Attitudes and Behaviors of Vape Shop Retailers in Los Angeles.

Allem JP, Unger JB, Garcia R, Baezconde-Garbanati L, Sussman S.

Am J Health Behav. 2015 Nov;39(6):794-8. doi: 10.5993/AJHB.39.6.7.


Adverse childhood experiences and substance use among Hispanic emerging adults in Southern California.

Allem JP, Soto DW, Baezconde-Garbanati L, Unger JB.

Addict Behav. 2015 Nov;50:199-204. doi: 10.1016/j.addbeh.2015.06.038. Epub 2015 Jun 23.


Characteristics of emerging adulthood and e-cigarette use: Findings from a pilot study.

Allem JP, Forster M, Neiberger A, Unger JB.

Addict Behav. 2015 Nov;50:40-4. doi: 10.1016/j.addbeh.2015.06.023. Epub 2015 Jun 11.


When a ban really is not a ban: internet loopholes and Djarum flavoured cigarettes in the USA.

Allem JP, Ayers JW, Althouse BM, Williams R.

Tob Control. 2016 Jul;25(4):489-90. doi: 10.1136/tobaccocontrol-2015-052309. Epub 2015 Jun 17. No abstract available.


The Relationship Between the Accumulated Number of Role Transitions and Hard Drug Use among Hispanic Emerging Adults.

Allem JP, Soto D, Baezconde-Garbanati L, Unger J.

J Psychoactive Drugs. 2015 Jan-Mar;47(1):60-4. doi: 10.1080/02791072.2014.1001099.

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