Trias M, Anderson JE, Ojeda G, Oberle MW. A lifetable analysis of sterilization failure: data from the Profamilia Clinic, Bogota, Colombia. Int J Gynaecol Obstet. 1987 Jun;25(3):235-40.
Trias M, Anderson JE, Ojeda G, Oberle MW. A lifetable analysis of sterilization failure: data from the Profamilia Clinic, Bogota, Colombia. Int J Gynaecol Obstet. 1987 Jun;25(3):235-40.