Focus on young men in pregnancy prevention.
D000293:Adolescent; D000367:Age Factors; D000569:Americas; D001519:Behavior; D002140:California; D003710:Demography; D019049:Developed Countries; D005298:Fertility; D006285:Health Planning; D008571:Men; D009656:North America; D009934:Organization and Administration; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D011247:Pregnancy; D016730:Program Development; D012725:Sexual Behavior; D014481:United States
Age Factors; Americas; Behavior; California; Demographic Factors; Developed Countries; Fertility; Men; North America; Northern America; Organization And Administration; Population; Population Characteristics; Population Dynamics; Pregnancy, Unplanned--prevention and control; Program Activities; Programs; Progress Report; Reproductive Behavior; Sex Behavior--changes; Sex Behavior--men; United States; Youth--men