Sriyasak A, Chookanhom P, Sridawrung C. Application of Transition Theory in Becoming Teenage Parents. J Royal Thai Army Nurses [Internet]. 2020 Aug. 22 [cited 2024 May 4];21(2):1-8. Available from: https://he01.tci-thaijo.org/index.php/JRTAN/article/view/226756