Milo Hellman's contribution to orthodontics.
D003729:Dental Care; D006665:History of Dentistry; D049672:History, 19th Century; D049673:History, 20th Century; D008310:Malocclusion; D009970:Orthodontics; D045868:Sorghum; D014070:Tooth
BIOGRAPHY; DENTISTRY/history; HISTORY; TEETH/malocclusion