SARS-CoV-2 RNA loads in Vietnamese children. Issue 4 (April 2022) - Thanh, Ton That; Nhan, Nguyen Thi Thanh; Anh, Nguyen To; Chung, Le Thanh; Duyen, Phan Thi Thuy; Chi, Le Thi Kim; Thu, Nguyen Thi Hoai; Hieu, Pham Thi; Van Phuc, Dinh; Son, Pham Viet; Anh, Dang Quang; Nam, Pham Thi; et al.