[Ultrastructural studies of mottled enamel--co-existence of hypoplasia and accelerated calcification].
D000818:Animals; D002114:Calcinosis / Q000150:complications; D003743:Dental Enamel / Q000648:ultrastructure*; D003744:Dental Enamel Hypoplasia / Q000150:complications; D009050:Fluorosis, Dental / Q000473:pathology*; D006801:Humans; D051381:Rats