VUTYAVANICH, TERAPORN MD, MSC; KRAISARIN, THEERAJANA MD; RUANGSRI, RUNG-AROON BSC
Department of Obstetrics and Gynecology, Chiang Mai University, Chiang Mai, Thailand.
Address reprint requests to: Teraporn Vutyavanich, MD, MSc, Department of Obstetrics and Gynecology, Faculty of Medicine, Chiang Mai University, Chiang Mai, 50200, Thailand. E-mail: [email protected]
Received August 25, 2000. Received in revised form November 29, 2000. Accepted December 15, 2000.