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Subjects
- Sexual Behavior -- psychology[remove]7
- Acquired Immunodeficiency Syndrome -- prevention & control2
- Family Planning Services2
- Cocaine -- adverse effects1
- Cocaine-Related Disorders -- prevention & control1
- Ellis, Havelock, 1859-1939.1
- Interpersonal Relations1
- Marriage -- psychology1
- Safe Sex1
- Sex1
- Sexual Partners1
- Spouses -- psychology1