สงวนพันธ์ุ ป. The process of referral system between hospitals.: Referral system. HuaHin Med. J [Internet]. 2019 Apr. 19 [cited 2024 Apr. 27];4(1):e0051. Available from: https://he01.tci-thaijo.org/index.php/hhsk/article/view/180512