[Roentgenographic research of first molars. Distal movement].
D000293:Adolescent; D002648:Child; D006801:Humans; D008963:Molar / Q000000981:diagnostic imaging*; D009971:Orthodontics, Corrective; D011859:Radiography; D014085:Tooth Migration
Investigación telerradiográfica del distalamiento de los primeros molares.