title: Comparative study of cigarette and bidi smoking on left ventricular performance as determined by systolic time intervals.
mesh_terms: D000328:Adult; D003327:Coronary Disease / Q000503:physiopathology; D006321:Heart / Q000503:physiopathology*; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008297:Male; D009200:Myocardial Contraction; D012907:Smoking; D013318:Stroke Volume / Q000187:drug effects; D013599:Systole; D013997:Time Factors