Velavan, T. P., & Meyer, C. G. (2021). COVID-19: A PCR-defined pandemic. Int J Infect Dis.
Dyfyniad Arddull ChicagoVelavan, Thirumalaisamy P., and Christian G. Meyer. "COVID-19: A PCR-defined Pandemic." Int J Infect Dis 2021.
Dyfyniad MLAVelavan, Thirumalaisamy P., and Christian G. Meyer. "COVID-19: A PCR-defined Pandemic." Int J Infect Dis 2021.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.