Petchan, S., & Nawsuwan, K. . (2022). Comparison of Stress, Anxiety, and Sadness among COVID-19 Patients during Sickness and After Sickness, Wang Yai Subdistrict Health Promoting Hospital, Na Thawi Distict, Songkhia Province. Journal of Nursing and Public Health Research, 2(3), 48–56. Retrieved from https://he02.tci-thaijo.org/index.php/jnphr/article/view/259408