Babu, P., T. Radhakrishnan, P. Sudhakaran, M. . Xavier, and S. . M.S. “Effect of Health Promotion Activities on Quality of Life of Elderly in Rural Kerala of South India”. International Journal of Medical and Biomedical Studies, vol. 6, no. 3, Mar. 2022, doi:10.32553/ijmbs.v6i3.2425.