Twenty healthy, asymptomatic, male, current-smokers were recruited ... asthma or previous history of chronic cough) or recent (ie, within 4 weeks) symptoms suggestive of respiratory tract ...
Dyspnea in conjunction with abnormal lung sounds by auscultation, hypoxemia, tachypnea, cough and/or fever ... of results to populations with fewer smokers and individuals with chronic obstructive ...