Omer Khalid

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BACKGROUND & AIMS Studies are needed to determine the optimal regimen for patients with chronic hepatitis C virus (HCV) genotype 2, 3, 4, or 6 infections whose prior course of antiviral therapy has failed, and the feasibility of shortening treatment duration. We performed a phase 2 study to determine the efficacy and safety of the combination of the(More)
BACKGROUND Tracheal dyskinesia (TD) was recently recognized as a possible mechanism for acute pulmonary edema (Elamin and Firdose, J Bronchol 2004;11:118-21; Khan and Elamin Eur Respir J 2005;26:319). This study was designed to evaluate possible impact of TD on cardiac hemodynamics. METHODS Patients were prospectively assigned to either study "A" or(More)
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