title: Bacterial studies of the Papillon-Lefévre syndrome.
mesh_terms: D001419:Bacteria / Q000166:cytology*; D002675:Child, Preschool; D003773:Dental Plaque / Q000382:microbiology; D006801:Humans; D007645:Keratoderma, Palmoplantar / Q000382:microbiology*; D008297:Male; D010214:Papillon-Lefevre Disease / Q000382:microbiology*; D010510:Periodontal Diseases / Q000382:microbiology