title: [Oral hygiene and selected parameters of periodontal conditions in students of secondary schools of Szczecin].
mesh_terms: D000293:Adolescent; D003753:Dental Health Surveys; D005260:Female; D006801:Humans; D008297:Male; D009911:Oral Hygiene Index; D010512:Periodontal Index; D011044:Poland; D012571:School Dentistry
vernacular_title: Higiena jamy ustnej a wybrane parametry stanu przyzebia u młodziezy szczecińskich szkół ponadpodstawowych.