1.
Thach PN, Anh NT, Hang NV, Duyet LV. Two Recovered COVID-19 Cases Testing Positive Again for SARS-CoV-2 After Discharge in Hanoi, Vietnam. acmcr [Internet]. 2020 Sep. 3 [cited 2026 Jun. 15];4(5):766-73. Available from: https://fortunejournals.org/ojs/index.php/acmcr/article/view/22381