Susi Jumiani, and Ardi Bastian. 2023. “Structural Intervention in Increasing Covid-19 Vaccination Achievements in the Elderly Group in Banaran Kulon Village, Bagor District, Nganjuk Regency”. Indonesian Journal of Nutritional Epidemiology and Reproductive 6 (3):76-82. https://doi.org/10.30994/ijner.v6i3.302.