2 Department of Obstetrics and Gynecology, Nicolae Testemitanu State University of Medicine and Pharmacy of the Republic of Moldova, Chisinau, Republic of Moldova.. liudmila.stavinskaia@usmf.md.
3 Department of Obstetrics and Gynecology, Nicolae Testemitanu State University of Medicine and Pharmacy of the Republic of Moldova, Chisinau, Republic of Moldova.. irina.sagaidac@usmf.md.
4 Department of Obstetrics and Gynecology, Nicolae Testemitanu State University of Medicine and Pharmacy of the Republic of Moldova, Chisinau, Republic of Moldova.. olga.cernetchi@usmf.md.