Information Journal Paper
APA:
Copy. (2020). Covid-19: four fifths of cases are asymptomatic, China figures indicate. BMJ, 369(-), 0-0. SID. https://sid.ir/paper/997934/en
Vancouver:
Copy. Covid-19: four fifths of cases are asymptomatic, China figures indicate. BMJ[Internet]. 2020;369(-):0-0. Available from: https://sid.ir/paper/997934/en
IEEE:
Copy, “Covid-19: four fifths of cases are asymptomatic, China figures indicate,” BMJ, vol. 369, no. -, pp. 0–0, 2020, [Online]. Available: https://sid.ir/paper/997934/en