[Dental anomalies in primary school students' upper and lower 1st molars (IV)].
Kubota
K
K
Tsuruoka
Y
Y
Koyama
C
C
Ozaki
T
T
D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008963:Molar / Q000002:abnormalities*; D012737:Sex Factors