de Lusignan, S., Hobbs, R., Lopez Bernal, J., Zambon, M., Akinyemi, O., Amirthalingam, G., . . . Joy, M. (2020). Emergence of a novel coronavirus (COVID-19): Protocol for extending surveillance used by the Royal College of General Practitioners Research and Surveillance Centre and Public Health England. JMIR Publications.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումde Lusignan, S., et al. Emergence of a Novel Coronavirus (COVID-19): Protocol for Extending Surveillance Used by the Royal College of General Practitioners Research and Surveillance Centre and Public Health England. JMIR Publications, 2020.
MLA (9րդ խմբ.) Մեջբերումde Lusignan, S., et al. Emergence of a Novel Coronavirus (COVID-19): Protocol for Extending Surveillance Used by the Royal College of General Practitioners Research and Surveillance Centre and Public Health England. JMIR Publications, 2020.