Vutyavanich T, Uttavichai C, Pongsuthirak P, Oranratnachai A, Ittipunkul W, Piromlertamorn W. Preliminary Experiences with IVF & ET at Maharaj Nakorn Chiang Mai Hospital . Thai J Obstet Gynaecol [internet]. 1992 Jun. 30 [cited 2026 Sep. 28];4(1):23-32. available from: https://he02.tci-thaijo.org/index.php/tjog/article/view/257852