title: An immunological approach to fertility control.
mesh_terms: D000818:Animals; D000906:Antibodies; D005193:Family Planning Services; D005260:Female; D006066:Gonads / Q000276:immunology*; D006801:Humans; D008297:Male; D051379:Mice; D013094:Spermatozoa / Q000276:immunology*
chemical_list: D000906:Antibodies