PubMed

Development and validation of a noninvasive method to estimate cardiac output using cuff sphygmomanometry.

Chio SS, Tsai JJ, Hsu YM, Lapointe JC, Huynh-Covey T, Kwan OL, DeMaria AN.

Clin Cardiol. 2007 Dec;30(12):615-20.PMID: 18069677 [PubMed - indexed for MEDLINE]Related articles

Case report: Whiplash-associated disorder from a low-velocity bumper car collision: history, evaluation, and surgery.

Kwan O, Friel J.

Spine (Phila Pa 1976). 2005 Jul 1;30(13):1557; author reply 1557-8. No abstract available. PMID: 15990674 [PubMed - indexed for MEDLINE]Related articles

MRI of the posterior tectorial and atlanto-occipital membranes in the late stage of whiplash injury.

Kwan O, Friel J.

Neuroradiology. 2004 Feb;46(2):165-6; author reply 167-8. Epub 2004 Jan 17. No abstract available. PMID: 14730411 [PubMed - indexed for MEDLINE]Related articles

Moog M, Quinter J, Hall T, Zusman M. The late whiplash syndrome: a psychophysical study. Euro J Pain 2002;6:283-294.

Kwan O, Friel J.

Eur J Pain. 2003;7(6):561-2; author reply 563. No abstract available. PMID: 14575669 [PubMed - indexed for MEDLINE]Related articles

Comment on Sterling, M., et al., Motor system dysfunction following whiplash injury, Pain 103 (2003) 65-73.

Kwan O, Friel J.

Pain. 2003 Oct;105(3):507; author reply 507-8. No abstract available. PMID: 14527711 [PubMed - indexed for MEDLINE]Related articles

Are syndromes in environmental medicine variants of somatoform disorders?

Wiesmüller GA, Ebel H, Hornberg C, Kwan O, Friel J.

Med Hypotheses. 2003 Oct;61(4):419-30.PMID: 13679005 [PubMed - indexed for MEDLINE]Related articles

A review and methodologic critique of the literature supporting 'chronic whiplash injury'. Part II. Reviews, editorials, and letters.

Kwan O, Friel J.

Med Sci Monit. 2003 Sep;9(9):RA230-6. Review.PMID: 12960938 [PubMed - indexed for MEDLINE]Related articles

Difference of optimal dose of contrast agent between gray-scale and power Doppler imaging in assessing graded coronary stenosis by myocardial contrast echocardiography.

Masugata H, DeMaria AN, Peters B, Lafitte S, Strachan GM, Kwan OL, Ohmori K, Mizushige K, Kohno M.

Invest Radiol. 2003 Sep;38(9):550-8.PMID: 12960524 [PubMed - indexed for MEDLINE]Related articles

A review and methodologic critique of the literature supporting 'chronic whiplash injury': part I - research articles.

Kwan O, Friel J.

Med Sci Monit. 2003 Aug;9(8):RA203-15. Review.PMID: 12942047 [PubMed - indexed for MEDLINE]Related articles

Management of chronic pain in whiplash injury.

Kwan O, Friel J.

J Bone Joint Surg Br. 2003 Aug;85(6):931; author reply 931-2. No abstract available. PMID: 12931821 [PubMed - indexed for MEDLINE]Related articlesFree article

Radiofrequency neurotomy.

Kwan O, Friel J.

J Neurol Neurosurg Psychiatry. 2003 Aug;74(8):1164-5; author reply 1165. No abstract available. PMID: 12876270 [PubMed - indexed for MEDLINE]Related articlesFree article

Effects of three therapies for neck pain.

Kwan O, Friel J.

Ann Intern Med. 2003 Apr 15;138(8):685; author reply 685-6. No abstract available. PMID: 12693897 [PubMed - indexed for MEDLINE]Related articlesFree article

MRI assessment of the alar ligaments in the late stage of whiplash injury.

Kwan O.

Neuroradiology. 2003 Mar;45(3):195-6; author reply 197-8. Epub 2003 Feb 13. No abstract available. PMID: 12684725 [PubMed - indexed for MEDLINE]Related articles

Effect of microbubble fragility on transit rate measurement by contrast echography.

Ohmori K, DeMaria AN, Cotter B, Kwan OL, Oshita A, Kondo I, Mizushige K, Kohno M.

Ultrasound Med Biol. 2003 Feb;29(2):271-6.PMID: 12659914 [PubMed - indexed for MEDLINE]Related articles

Control subjects in whiplash studies.

Kwan O.

Man Ther. 2003 Feb;8(1):52-3; author reply 54-5. No abstract available. PMID: 12635638 [PubMed - indexed for MEDLINE]Related articles

Clinical practice guideline for the physiotherapy of patients with whiplash-associated disorders.

Kwan O, Friel J.

Spine (Phila Pa 1976). 2002 Sep 15;27(18):2082-3; author reply 2082-3. No abstract available. PMID: 12634575 [PubMed - indexed for MEDLINE]Related articles

Whiplash sine whiplash.

Kwan O, Friel J.

Int J Legal Med. 2002 Aug;116(4):249-50. No abstract available. PMID: 12420706 [PubMed - indexed for MEDLINE]Related articles

Clinical relevance of the sick role and secondary gain in the treatment of disability syndromes.

Kwan O, Friel J.

Med Hypotheses. 2002 Aug;59(2):129-34.PMID: 12208197 [PubMed - indexed for MEDLINE]Related articles

Compensation claims after whiplash neck injury.

Kwan O, Friel J.

Br J Psychiatry. 2002 Sep;181:253-4; author reply 254. No abstract available. PMID: 12204932 [PubMed - indexed for MEDLINE]Related articlesFree article

Critical appraisal of facet joints injections for chronic whiplash.

Kwan O, Fiel J.

Med Sci Monit. 2002 Aug;8(8):RA191-5. Review.PMID: 12165757 [PubMed - indexed for MEDLINE]Related articles

Contrast echocardiography can assess risk area and infarct size during coronary occlusion and reperfusion: experimental validation.

Lafitte S, Higashiyama A, Masugata H, Peters B, Strachan M, Kwan OL, DeMaria AN.

J Am Coll Cardiol. 2002 May 1;39(9):1546-54.PMID: 11985921 [PubMed - indexed for MEDLINE]Related articles

A new strategy to support the "chronic injury" model of whiplash: ignore Lithuania.

Kwan O, Friel J.

Med Sci Monit. 2002 Feb;8(2):LE3-5. No abstract available. PMID: 11913356 [PubMed - indexed for MEDLINE]Related articles

The plasticity of whiplash theories.

Kwan O.

Eur Spine J. 2001 Dec;10(6):545-7. No abstract available. PMID: 11806398 [PubMed - indexed for MEDLINE]Related articles

Tertiary gain and disability syndromes.

Kwan O, Ferrari R, Friel J.

Med Hypotheses. 2001 Oct;57(4):459-64.PMID: 11601869 [PubMed - indexed for MEDLINE]Related articles

Accuracy and reproducibility of coronary flow rate assessment by real-time contrast echocardiography: in vitro and in vivo studies.

Lafitte S, Masugata H, Peters B, Togni M, Strachan M, Yao B, Kwan OL, DeMaria AN.

J Am Soc Echocardiogr. 2001 Oct;14(10):1010-9.PMID: 11593206 [PubMed - indexed for MEDLINE]Related articles

Cognitive theory and illness behavior in disability syndromes.

Ferrari R, Kwan O, Friel J.

Med Hypotheses. 2001 Jul;57(1):68-75.PMID: 11421629 [PubMed - indexed for MEDLINE]Related articles

Comparative value of dobutamine and adenosine stress in the detection of coronary stenosis with myocardial contrast echocardiography.

Lafitte S, Matsugata H, Peters B, Togni M, Strachan M, Kwan OL, DeMaria AN.

Circulation. 2001 Jun 5;103(22):2724-30.PMID: 11390344 [PubMed - indexed for MEDLINE]Related articlesFree article

Effects of aging on left atrial reservoir, conduit, and booster pump function: a multi-institution acoustic quantification study.

Spencer KT, Mor-Avi V, Gorcsan J 3rd, DeMaria AN, Kimball TR, Monaghan MJ, Perez JE, Weinert L, Bednarz J, Edelman K, Kwan OL, Glascock B, Hancock J, Baumann C, Lang RM.

Heart. 2001 Mar;85(3):272-7.PMID: 11179264 [PubMed - indexed for MEDLINE]Related articlesFree article

The no-fault flavor of disability syndromes.

Ferrari R, Kwan O.

Med Hypotheses. 2001 Jan;56(1):77-84.PMID: 11133259 [PubMed - indexed for MEDLINE]Related articles

Normal values of regional left ventricular endocardial motion: multicenter color kinesis study.

Mor-Avi V, Spencer K, Gorcsan J, Demaria A, Kimball T, Monaghan M, Perez J, Sun JP, Weinert L, Bednarz J, Collins K, Edelman K, Kwan OL, Glascock B, Hancock J, Baumann C, Thomas J, Lang R.

Am J Physiol Heart Circ Physiol. 2000 Nov;279(5):H2464-76.PMID: 11045984 [PubMed - indexed for MEDLINE]Related articlesFree article

Feasibility of right ventricular myocardial opacification by contrast echocardiography and comparison with left ventricular intensity.

Masugata H, Cotter B, Ohmori K, Kwan OL, Mizushige K, DeMaria AN.

Am J Cardiol. 1999 Nov 1;84(9):1137-40, A11.PMID: 10569688 [PubMed - indexed for MEDLINE]Related articles

The best approach to the problem of whiplash? One ticket to Lithuania, please.

Ferrari R, Kwan O, Russell AS, Pearce JM, Schrader H.

Clin Exp Rheumatol. 1999 May-Jun;17(3):321-6.PMID: 10410265 [PubMed - indexed for MEDLINE]Related articles

Whiplash injury.

Kwan O, Friel J.

J Rheumatol. 1999 May;26(5):1205; author reply 1208-10. No abstract available. PMID: 10332994 [PubMed - indexed for MEDLINE]Related articles

Fibromyalgia and physical and emotional trauma: how are they related? Comment on the article by Aaron et al.

Ferrari R, Kwan O.

Arthritis Rheum. 1999 Apr;42(4):828-30. No abstract available. PMID: 10211907 [PubMed - indexed for MEDLINE]Related articlesFree article

The dilemma of whiplash.

Kwan O, Friel J.

Cephalalgia. 1998 Oct;18(8):586-7. No abstract available. PMID: 9827254 [PubMed - indexed for MEDLINE]Related articles

Rear-end auto collisions.

Kwan O.

Arch Phys Med Rehabil. 1998 Jun;79(6):721-3. No abstract available. PMID: 9630158 [PubMed - indexed for MEDLINE]Related articles

Relation of contrast echo intensity and flow velocity to the amplification of contrast opacification produced by intermittent ultrasound transmission.

Ohmori K, Cotter B, Kwan OL, Mizushige K, DeMaria AN.

Am Heart J. 1997 Dec;134(6):1066-74.PMID: 9424067 [PubMed - indexed for MEDLINE]Related articles

An enhanced method for measuring cardiac output using Doppler color flow echocardiography.

Seo H, Yamagishi M, Haque SA, Mohibullah AK, Majumder A al-S, Nakatani S, Kwan OL, DeMaria AN, Miyatake K.

Jpn Circ J. 1997 Nov;61(11):905-11.PMID: 9391857 [PubMed - indexed for MEDLINE]Related articlesFree article

Automatic Border Detection to Assess Right Ventricular Function Following Surgical Treatment of Thromboembolic Pulmonary Hypertension.

Rasmussen CM, Dyer D, Wheeler K, Donaghey L, Kwan OL, Dittrich HC.

Echocardiography. 1996 Mar;13(2):109-116.PMID: 11442913 [PubMed - as supplied by publisher]Related articles

Differential responses in left ventricular diastolic filling dynamics with isometric handgrip versus isotonic treadmill exertion.

Mizushige K, Matsuo H, Nozaki S, Kwan OL, DeMaria AN.

Am Heart J. 1996 Jan;131(1):131-7.PMID: 8553999 [PubMed - indexed for MEDLINE]Related articles

The assessment of left ventricular filling dynamics using an online automatic border detection algorithm: comparison with cineventriculography.

Sapin PM, Kwan OL, Xie GY, Smith MD, DeMaria AN.

Echocardiography. 1995 Nov;12(6):559-69.PMID: 10158100 [PubMed - indexed for MEDLINE]Related articles

Ultrasound beam orientation during standard two-dimensional imaging: assessment by three-dimensional echocardiography.

King DL, Harrison MR, King DL Jr, Gopal AS, Kwan OL, DeMaria AN.

J Am Soc Echocardiogr. 1992 Nov-Dec;5(6):569-76.PMID: 1466881 [PubMed - indexed for MEDLINE]Related articles

Guidelines for cardiac sonographer education: report of the American Society of Echocardiography Sonographer Education and Training Committee.

Gardner CJ, Brown S, Hagen-Ansert S, Harrigan P, Kisslo J, Kisslo K, Kwan OL, Menapace F, Otto C, Pandian N, et al.

J Am Soc Echocardiogr. 1992 Nov-Dec;5(6):635-9. No abstract available. PMID: 1466890 [PubMed - indexed for MEDLINE]Related articles

Temporal variability of color Doppler jet areas in patients with mitral and aortic regurgitation.

Smith MD, Kwan OL, Spain MG, DeMaria AN.

Am Heart J. 1992 Apr;123(4 Pt 1):953-60.PMID: 1550006 [PubMed - indexed for MEDLINE]Related articles

Comparison of gray-scale and B-color ultrasound images in evaluating left ventricular systolic function in coronary artery disease.

Huang ZH, Long WY, Xie GY, Kwan OL, DeMaria AN.

Am Heart J. 1992 Feb;123(2):395-402.PMID: 1736575 [PubMed - indexed for MEDLINE]Related articles

Regurgitant jet size by transesophageal compared with transthoracic Doppler color flow imaging.

Smith MD, Harrison MR, Pinton R, Kandil H, Kwan OL, DeMaria AN.

Circulation. 1991 Jan;83(1):79-86.PMID: 1984901 [PubMed - indexed for MEDLINE]Related articles

Reduction of left ventricular preload by lower body negative pressure alters Doppler transmitral filling patterns.

Berk MR, Xie GY, Kwan OL, Knapp C, Evans J, Kotchen T, Kotchen JM, DeMaria AN.

J Am Coll Cardiol. 1990 Nov;16(6):1387-92.PMID: 2229791 [PubMed - indexed for MEDLINE]Related articles

Assessment of abnormal systolic intraventricular flow patterns by Doppler imaging in patients with left ventricular dyssynergy.

Garrahy PJ, Kwan OL, Booth DC, DeMaria AN.

Circulation. 1990 Jul;82(1):95-104.PMID: 2364529 [PubMed - indexed for MEDLINE]Related articles

Effect of isometric exercise on mitral and aortic regurgitation as assessed by color Doppler flow imaging.

Spain MG, Smith MD, Kwan OL, DeMaria AN.

Am J Cardiol. 1990 Jan 1;65(1):78-83.PMID: 2294685 [PubMed - indexed for MEDLINE]Related articles

Left heart opacification with peripheral venous injection of a new saccharide echo contrast agent in dogs.

Smith MD, Elion JL, McClure RR, Kwan OL, DeMaria AN.

J Am Coll Cardiol. 1989 Jun;13(7):1622-8.PMID: 2723275 [PubMed - indexed for MEDLINE]Related articles