Ms. Mamata Thapa. “Evaluating the Effect of a Structured Teaching Program on Mothers’ Knowledge of Optional Vaccination Among Mothers of Children Under Five at a Selected Hassan Hospitals, Karnataka”. The Journal of Social Sciences Studies and Research 3, no. 05 (October 31, 2023): Page: 212–223. Accessed September 29, 2024. http://tjsssr.com/index.php/tjsssr/article/view/110.