title: Immune response in human subjects at high altitude.
mesh_terms: D000293:Adolescent; D000328:Adult; D000531:Altitude; D006511:Hepatitis B Antigens / Q000032:analysis; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis*; D008297:Male; D008875:Middle Aged; D011654:Pulmonary Edema / Q000276:immunology
chemical_list: D006511:Hepatitis B Antigens; D007136:Immunoglobulins