Causes of morbidity among British merchant seamen.
D000059:Accidents; D000328:Adult; D002318:Cardiovascular Diseases / Q000453:epidemiology; D005767:Gastrointestinal Diseases / Q000453:epidemiology; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000453:epidemiology; D008875:Middle Aged; D009017:Morbidity; D009135:Muscular Diseases / Q000453:epidemiology; D009326:Naval Medicine; D012140:Respiratory Tract Diseases / Q000453:epidemiology; D012871:Skin Diseases / Q000453:epidemiology; D006113:United Kingdom; D014570:Urologic Diseases / Q000453:epidemiology; D014947:Wounds and Injuries / Q000453:epidemiology