Liu, Cheng-Zhong [Which is right? "Theory of channel" or "Theory of blood vessels"]. [electronic resource] - Zhonghua yi shi za zhi (Beijing, China : 1980) Oct 2006 - 231-8 p. digital Publication Type: Historical Article; Journal Article ISSN: 0255-7053 Subjects--Topical Terms: BooksHistory, AncientHumans