title: Polycythaemia due to hypoxaemia: advantage or disadvantage?
mesh_terms: D001809:Blood Viscosity; D001815:Bloodletting; D005069:Evaluation Studies as Topic; D006333:Heart Failure / Q000097:blood / Q000150:complications / Q000151:congenital; D006400:Hematocrit; D006801:Humans; D000860:Hypoxia / Q000150:complications* / Q000209:etiology; D008173:Lung Diseases, Obstructive / Q000097:blood / Q000150:complications; D011086:Polycythemia / Q000209:etiology* / Q000601:surgery