Sanongyard, J., N. Jamtim, L. Sirathirakul, M. Radabutr, and N. Wiriyasirikul. “The Development of Guidelines of Promoting the Development and Healthy Growth for Premature Infants, Thailand”. Journal of The Royal Thai Army Nurses, vol. 25, no. 1, Apr. 2024, pp. 113-21, https://he01.tci-thaijo.org/index.php/JRTAN/article/view/259260.