How we guarantee the ineffectiveness of sex education.
Scales
P
P
D001519:Behavior; D003710:Demography; D004493:Education; D005069:Evaluation Studies as Topic; D005298:Fertility; D006285:Health Planning; D011153:Population; D011157:Population Dynamics; D011275:Pregnancy, Unwanted; D012736:Sex Education; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases
Behavior; Demographic Factors; Education; Evaluation; Family Planning Education; Family Planning Programs; Fertility; Population; Population Dynamics; Pregnancy, Unwanted; Reproductive Behavior; Sex Behavior; Sex Education; Sexually Transmitted Diseases