title: Effect of the research process on human sexual behavior.
mesh_terms: D000328:Adult; D000367:Age Factors; D004958:Estradiol / Q000097:blood; D005260:Female; D006801:Humans; D006854:Hydrocortisone / Q000097:blood; D008297:Male; D008393:Marriage; D008875:Middle Aged; D012107:Research Design; D012725:Sexual Behavior / Q000502:physiology; D012917:Social Adjustment; D013739:Testosterone / Q000097:blood
chemical_list: D013739:Testosterone; D004958:Estradiol; D006854:Hydrocortisone