Maxillary second molar with three buccal roots.
Fahid
A
A
Taintor
J F
JF
D003786:Dental Pulp Cavity / Q000002:abnormalities*; D006801:Humans; D008297:Male; D008437:Maxilla; D008875:Middle Aged; D008963:Molar / Q000002:abnormalities; D012390:Root Canal Therapy; D014092:Tooth Root / Q000002:abnormalities*