title: Thyroid function and physical activity. A preliminary communication.
mesh_terms: D000328:Adult; D005260:Female; D006400:Hematocrit; D006801:Humans; D008297:Male; D009051:Mountaineering; D005082:Physical Exertion; D013972:Thyrotropin / Q000097:blood*; D013974:Thyroxine / Q000097:blood*; D014284:Triiodothyronine / Q000097:blood*
chemical_list: D014284:Triiodothyronine; D013972:Thyrotropin; D013974:Thyroxine