title: Sperm/macrophage interactions: fertility, infertility, and the IUD.
mesh_terms: D001695:Biology; D003267:Contraception; D003710:Demography; D005193:Family Planning Services; D005298:Fertility; D005835:Genitalia; D005854:Germ Cells; D007109:Immunity; D007155:Immunologic Factors; D007246:Infertility; D007434:Intrauterine Devices; D010827:Physiology; D011153:Population; D011157:Population Dynamics; D012098:Reproduction; D013091:Spermatogenesis; D013094:Spermatozoa; D014566:Urogenital System
chemical_list: D007155:Immunologic Factors
keywords: Biology; Contraception; Contraceptive Methods; Contraceptive Mode Of Action; Demographic Factors; Family Planning; Fertility; Genitalia; Germ Cells; Immunity; Immunologic Factors; Infertility; Inhibition Of Fertilization; Iud; Literature Review; Physiology; Population; Population Dynamics; Reproduction; Spermatogenesis; Spermatozoa; Urogenital System