Adi Ariffianto
* Corresponding Author
Department of Obstetry and Gynecology, Faculty of Medicine, Public Health and Nursing/Dr. Sardjito General Hospital, Universitas Gadjah Mada, Yogyakarta,

Ova Emilia
Department of Obstetry and Gynecology, Faculty of Medicine, Public Health and Nursing/Dr. Sardjito General Hospital, Universitas Gadjah Mada, Yogyakarta,

Edi Patmini Siswanti
Department of Obstetry and Gynecology, Faculty of Medicine, Public Health and Nursing/Dr. Sardjito General Hospital, Universitas Gadjah Mada, Yogyakarta,

Abdul Wahab
Department of Biostatistics, Epidemiology and Population Health, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada, Yogyakarta