Suppinyopong, Suwit, Chailai Khlaikhrua, and Charunee Karavakul. 2020. “Improving Pregnancy Rates After Intracytoplasmic Sperm Injection by Using MIFT Technique : A New Option for Embryo Transfer”. Siriraj Medical Journal 53 (1):22-26. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/244050.