title: William Henry Howell: physiologist and philosopher of health.
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D006920:Hygiene / Q000266:history; D008396:Maryland; D010827:Physiology / Q000266:history; D011634:Public Health / Q000266:history; D012577:Schools, Medical / Q000266:history