[Clinical study of 425 couples soliciting vasectomies].
D000328:Adult; D000367:Age Factors; D003466:Cultural Characteristics; D005193:Family Planning Services; D006801:Humans; D008297:Male; D008800:Mexico; D008875:Middle Aged; D012959:Socioeconomic Factors; D014659:Vasectomy
Estudio clínico de 425 parejas solicitantes de vasectomia.