pulmonary second heart sound肺动脉瓣第二音
Pulmonary-heart disease with heart failure肺心病心功能不全
serious pulmonary heart disease重症肺心病
pulmonary surface of heart心脏肺面
Pulmonary heart valve肺动脉瓣
pulmonary heart disease group肺心病组
chronic pulmonary heart diseas慢性肺源性心脏病
Other pulmonary heart diseases其他肺源性心脏病