1. Department of Anaesthesiology and Reanimation, Trakya University Faculty of Medicine, Edirne, Turkey

2. Morphological Madrid Research Center (MoMaRC), UltraDissection Spain EchoTraining School, Madrid, Spain; Outcomes Research Consortium, Cleveland, Ohio, USA; Anaesthesiology Clinical Research Office, Atatürk University, Erzurum, Turkey

3. Department of Bioistatistics, Trakya University Faculty of Medicine, Edirne, Turkey

4. Department of Obstetrics and Gynecology, Trakya University Faculty of Medicine, Edirne, Turkey