S. Chaemtrakul, P. Thungjaroenkul, and K. Abhicharttibutra, “Development of a Competency Framework for Registered Nurses in Social Medicine Department: A Case Study of Somdejphrajaotaksin Maharaj Hospital, Tak Province”, Nursing Journal CMU, vol. 47, no. 3, pp. 408–417, Sep. 2020.