TY - GEN AU - Hernández Arechaga,G TI - [Periodontal disease and oral hygiene in the Julio C. Perez Gomez High School, Bauta municipality] SN - 0034-7507 PY - 1986///0917 KW - Adolescent KW - Child KW - Female KW - Gingivitis KW - epidemiology KW - Humans KW - Male KW - Oral Hygiene KW - Periodontal Diseases KW - Periodontal Index N1 - Publication Type: Journal Article ER -