[Evaluation of the state of the gingiva in children of Szczecin].
D002648:Child; D002675:Child, Preschool; D005891:Gingivitis / Q000453:epidemiology*; D006801:Humans; D009909:Oral Health; D011044:Poland; D014099:Toothbrushing
Ocena stanu dziaseł u dzieci szczecińskich.