[1] Fryderyk Chopin Univ Hosp 1, Dept Gynecol Oncol & Obstet, PL-35055 Rzeszow, Poland
[2] Rzeszow Univ, Med Coll, Inst Med Sci, Dept Gynecol & Obstet, PL-35316 Rzeszow, Poland
[3] Univ Hosp, Dept Cardiol & Cardiovasc Intervent, PL-30688 Krakow, Poland
[4] Fryderyk Chopin Univ Hosp 1, Dept Pathol, PL-35055 Rzeszow, Poland
[5] Khmelnytsky Reg Perinatal Ctr, UA-29016 Khmelnytskyi, Ukraine
[6] Univ Hosp, Dept Gynecol & Obstet, PL-35301 Rzeszow, Poland
[7] Jan Pawel II Hosp, Dept Gynecol & Obstet, PL-35241 Rzeszow, Poland
[8] Jagiellonian Univ, Med Coll, Dept Obstet & Perinatol, PL-31501 Krakow, Poland
[9] KCRI, PL-30055 Krakow, Poland
[10] City Hosp Ruda Slaska, Dept Perinatol, Gynecol & Obstet, PL-41717 Ruda Slaska, Poland
[11] Polish Mothers Mem Hosp, Res Inst, Dept Perinatol & Gynecol, PL-93338 Lodz, Poland