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Subjects
- Adolescent1
- Adolescent Development1
- Alcoholic Intoxication1
- Alcoholism -- psychology1
- Automatism1
- Child2
- Child, Preschool1
- Condoms1
- Disease -- etiology1
- Ejaculation3
- Erectile Dysfunction1
- Erectile Dysfunction -- therapy1
- Genital Diseases, Female1
- Genital Diseases, Male6
- Genital Diseases, Male -- etiology2
- Genital Diseases, Male -- therapy1
- Genitalia2
- Genitalia, Male -- physiology1
- Gonorrhea -- therapy1
- HIV Infections -- prevention & control1