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Subjects
- Erectile Dysfunction[remove]13
- Genital Diseases, Male3
- Alcohol Drinking -- adverse effects2
- Health Promotion2
- Infertility, Male2
- Smoking Prevention2
- Alcohol Drinking -- prevention & control1
- Gonorrhea -- therapy1
- Infertility1
- Masturbation1
- Mercury -- adverse effects1
- Penile Erection -- physiology1
- Penis -- injuries1
- Reproduction1
- Sexual Dysfunctions, Psychological1
- Sexually Transmitted Diseases1
- Sexually Transmitted Diseases -- complications1
- Syphilis1
- Urinary Fistula -- surgery1