Petchan, S. and 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), pp. 48–56. available at: https://he02.tci-thaijo.org/index.php/jnphr/article/view/259408 (accessed: 29 September 2026).