Voluntary sterilization of the male: a survey of elective vasectomies performed by Washington State urologists.
D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D006801:Humans; D008297:Male; D013245:Sterilization, Reproductive; D011795:Surveys and Questionnaires; D014649:Vas Deferens / Q000601:surgery*; D014861:Washington