Lengthening shadows.
D004501:Education, Medical / Q000266:history; D013502:General Surgery / Q000266:history; D049672:History, 19th Century; D006761:Hospitals / Q000266:history; D010506:Periodicals as Topic / Q000266:history; D010820:Physicians / Q000266:history; D010822:Physicians, Women / Q000266:history