Yuda Havid Yudistira, Nela W. The Role of Communication and Mass Media in the Diffusion Process of the Covid-19 Vaccination Program Innovation. Kanal [Internet]. 2022Mar.31 [cited 2024Dec.21];10(2):45-0. Available from: https://kanal.umsida.ac.id/index.php/kanal/article/view/1668