Petyim, S. ., Choavaratana, R. ., Kunathikom, S. ., Laokirkkiat, P. . and Prechapanich, J. (2007) “Freezing Effect on Post-Thawed Sperm Characteristics Especially Sperm DNA Integrity Comparing between Liquid Nitrogen Vapour and Computerized Program Freezer”, Siriraj Medical Journal, 59(6), pp. 298–302. Available at: https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/246163 (Accessed: 4 February 2023).