TY - GEN AU - Maksimova,T M TI - [Method of social hygienic study of puberty in children] SN - 0038-5239 PY - 1971///0715 KW - Adolescent KW - Child KW - Ethnicity KW - Female KW - Humans KW - Kazakhstan KW - Menstruation KW - Puberty KW - Russia KW - Statistics as Topic N1 - Publication Type: Journal Article ER -