Pham Van Hung, Nguyen Huy Binh, Tran Hong Tram và Phung Lam Toi (2023) “EFFICACY EVALUATION OF BD ORAL SPRAY ON THE SYMPTOMS AND COURSE OF COVID-19 PATIENTS IN THE CLINICAL HOSPITAL”, JOURNAL OF CONTROL VACCINES AND BIOLOGICALS, 3(3), tr 88–96. doi: 10.56086/jcvb.v3i3.112.