Zbigniew Wrobel, doctor, gynecologist-obstetrician, Head of the Gynecology and Obstetrics Clinic Medi-Lab s.c. Wrobel and

David Moos1 and Donghong Li2 . 1 GY-Biotech, 2 Guangren Hospital Objective: FRD ® (Folate

Weihong Qi, Qiubo Lv, Lijie Ma, and Wenying TianObstetrics and Gynecology Department, Beijing Hospital, National

DR. WOJCIECH HOMOLA    II Department and Clinic of Gynecology and Obstetrics Wroclaw Medical University

Songshu Xiao , Hui Xie ,  Xiaogang Zhu, Xiang Li ,  Shuijing Yi,  Xingliang Deng,

Yun Zhao, MD, PhD,1 Mingzhu Li, MD, PhD,1 Yali Li, MD,2 Qiubo Lv, MB,3 Fei