Cita APA (7a ed.)

Kaarteenaho, R., Hautala, N., Matakidou, A., Kaprio, J., Wu, Y., Kaarniranta, K., . . . Kuopio, T. (2021). Sleep apnoea is a risk factor for severe COVID-19. BMJ Publishing Group.

Cita Chicago Style (17a ed.)

Kaarteenaho, Riitta, et al. Sleep Apnoea Is a Risk Factor for Severe COVID-19. BMJ Publishing Group, 2021.

Cita MLA (8a ed.)

Kaarteenaho, Riitta, et al. Sleep Apnoea Is a Risk Factor for Severe COVID-19. BMJ Publishing Group, 2021.