title: New operation raises possibility vasectomies are not irreversible.
mesh_terms: D003267:Contraception; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D013502:General Surgery; D013243:Sterilization Reversal; D013245:Sterilization, Reproductive; D013812:Therapeutics
keywords: Contraception; Contraceptive Effectiveness; Family Planning; Male Sterilization; Reversibility; Reversible Sterilization; Sterilization Reversal; Sterilization, Sexual; Surgery; Treatment; Use-effectiveness; Vas Reanastomosis