Clinical trial Unit, Faculty of Medicine, Chiang Mai University, Muang, ChiangMai, Thailand
Clinical trial Unit, Faculty of Medicine, Chiang Mai University, Muang, ChiangMai, Thailand
Nakornping hospital (NKP), Chiang Mai, Thailand
Chiangrai Prachanukroh Hospital, Chiang Rai, Thailand
HIV-NAT, Thai Red Cross - AIDS Research Centre, Bangkok, Thailand
Department of OB-GYN, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
Mattabhorn Phornputkul, Chiang Mai, Thailand
Faculty of Associated Medical Sciences, Chiang Mai University, Sripoom, Chiang Mai, Thailand
Department of Obstetrics and Gynecology, Faculty of Medicine, Chiang Mai University, Amphoe Muang, Chiang Mai, Thailand
Department of Anesthesiology, Faculty of Medicine, Chiang Mai University, Maung, Chiang Mai, Thailand
Department of Anesthesiology, Faculty of Medicine, Chiang Mai University, Maung, Chiang Mai, Thailand
Chiang Mai University, Amphoe Muang Chiang Mai, Chiang Mai, Thailand