Hatkaew, N. and Theerasopon, P. (2018) “The Effect of Cold Polymer Gel Pack Compression on Postpartum Perineal Pain”, Journal of Phrapokklao Nursing College, Chanthaburi. Chanthaburi, Thailand, 26(Suppl. 1), pp. 1–13. available at: https://he01.tci-thaijo.org/index.php/pnc/article/view/116903 (accessed: 14 September 2026).