1.
Siregar P, Ashar Y, Sakilla M. Manajemen surveilans Covid-19 di wilayah kerja Bandar Udara Internasional Hang Nadim. jhecds [Internet]. 1Mar.2021 [cited 13Aug.2022];6(2):73-1. Available from: https://ejournal2.litbang.kemkes.go.id/index.php/jhecds/article/view/3989