[Radiographic studies of the position of apical foramen].
Wada
M
M
Nagahama
F
F
Tsujimoto
Y
Y
Matsushima
K
K
Nagashima
K
K
Saito
M
M
D006801:Humans; D007180:Incisor / Q000000981:diagnostic imaging; D008437:Maxilla / Q000000981:diagnostic imaging; D011859:Radiography; D014092:Tooth Root / Q000000981:diagnostic imaging*