白癜风症状 http://pf.39.net/bdfyy/bdfyw/180621/6344211.html

Thoracentesis胸腔穿刺术_NEJM视频

Thoracentesisisuseddiagnosticallytoestablishthecauseofapleuraleffusion.Itcanalsobeperformedtodrainlargeeffusionsthatleadtorespiratory

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