用小鼠沸腾氨蒸汽引咳和豚鼠枸橼酸喷雾引咳法进行镇咳试验，小鼠酚红 法和大鼠毛细 管法做祛痰试验，以及进行整体和离体豚鼠平喘试验......

Background: Dyspnea in obesity is common and dyspnea questionnaires are mostly validated for chronic respiratory disease......