Maleelai, K., N. Phudket, and P. Rittiron. “Behavior to Prevent Coronavirus Disease 2019 (COVID-19) among the Elderly with Non-Communicable Disease in Rural Northeastern Thailand”. Journal of Health Science and Medical Research, vol. 42, no. 5, Sept. 2024, p. e20241046, doi:10.31584/jhsmr.20241046.