Evaluating Epidemic Preparedness and Response to COVID-19: A Nation-Wide Multisectorial Intra-Action Review of the Points of Entry Surveillance System in Vietnam, January to September 2020. (September 2022) - Hoang, Ngoc Van; Hoang, Ngoc-Anh; Pham Quang, Thai; Quach, Ha-Linh; Nguyen, Khanh Cong; Vu, Long Ngoc; Hoang, Duc Minh; Field, Emma; Vogt, Florian