[Ultrastructural aspect of the gingival mucosa in a case of juvenile periodontitis].
D000293:Adolescent; D005881:Gingiva / Q000473:pathology*; D006801:Humans; D008297:Male; D010518:Periodontitis / Q000473:pathology*
Aspect ultrastructural de la muqueuse gingivale dans un cas de parodontite juvénile.