title: [Instructive psychotherapy in 34 cases of impotence after vasoligation].
mesh_terms: D000328:Adult; D007172:Erectile Dysfunction / Q000209:etiology / Q000628:therapy*; D006801:Humans; D008026:Ligation / Q000009:adverse effects; D008297:Male; D011613:Psychotherapy / Q000379:methods*; D013245:Sterilization, Reproductive / Q000009:adverse effects*; D014649:Vas Deferens / Q000601:surgery*; D014659:Vasectomy / Q000523:psychology