Susanti, Ari, and Nuke Amalia. “The Analysis of National Health Insurance for Hospital Daily Patient Visits During Covid-19 in Mother-Child Hospital ‘Putri’ Surabaya, Indonesia”. Advancement in Management and Technology (AMT) 3, no. 1 (July 1, 2022): 33-37. Accessed December 21, 2024. https://ejournal.lincolnrpl.org/index.php/ajmt/article/view/79.