title: Fourth international conference on voluntary sterilization.
mesh_terms: D003226:Congresses as Topic; D005193:Family Planning Services; D005260:Female; D006266:Health Education; D006801:Humans; D007723:Korea; D007843:Latin America; D008297:Male; D010342:Patient Acceptance of Health Care; D013243:Sterilization Reversal; D013245:Sterilization, Reproductive / Q000191:economics; D014659:Vasectomy