Kritnikornkul, A., Sa-ngiamphorn, T., Kosonsasitorn, C., Nimkingratana, S., Kaewma, N., & Angkurawaranon, C. (2023). Effect of early oral feeding within 24 hours compared to standard oral feeding in peptic ulcer and proximal small bowel perforation, A non-randomized controlled trial. Journal of Nakornping Hospital, 14(1), 151–162. retrieved from https://he01.tci-thaijo.org/index.php/jnkp/article/view/262729