Suwannapab U, Chatpongtada S. Efficacy of 10% Lidocaine Spray for Relief Postpartum Perineal Wound Pain: A randomized controlled trial . Thai J Obstet Gynaecol [internet]. 2025 Mar. 11 [cited 2026 Sep. 28];33(2):126-35. available from: https://he02.tci-thaijo.org/index.php/tjog/article/view/271434