title: Clinical observation on high altitude polycythemia treated with modified Longdan Xiegan Tang.
mesh_terms: D000328:Adult; D000532:Altitude Sickness / Q000150:complications* / Q000188:drug therapy; D006801:Humans; D000860:Hypoxia / Q000150:complications*; D008297:Male; D008516:Medicine, Chinese Traditional; D008518:Medicine, East Asian Traditional; D008875:Middle Aged; D010946:Plants, Medicinal; D011086:Polycythemia / Q000188:drug therapy* / Q000209:etiology