Donel Donel
Riau University
Indonesia

Obstetrics and Gynaecology Department, University of Riau

Dhini Aiyulie Novri
Riau University
Indonesia

Obstetrics and Gynaecology Department, University of Riau

Ruza Prima Rustam
Riau University
Indonesia

Obstetrics and Gynaecology Department, University of Riau

Maya Savira
Riau University
Indonesia

Microbiology Department, University of Riau