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Scripta Scientifica Medica

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About The Authors

S. Tsvetkova

Bulgaria

S. Tsvetkova, Dept. of Obstetrics and Gynaecology, Prof. Paraskev Stoyanov Medical University of Varna, BG-9002 Varna, 55 Marin Drinov St., Bulgaria

E. Kovachev

Bulgaria

V. Chernookova

Bulgaria

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