Cita APA (7a ed.)

Ho, P., Chan, K. F., Ma, T., & Ip, M. S. (2021). Invasive pneumococcal disease, pneumococcal pneumonia and all-cause pneumonia in Hong Kong during the COVID-19 pandemic compared with the preceding 5 years: A retrospective observational study. BMJ Publishing Group.

Cita Chicago Style (17a ed.)

Ho, Pak-leung, King-Pui Florence Chan, Ting-Fung Ma, y Mary Sau-Man Ip. Invasive Pneumococcal Disease, Pneumococcal Pneumonia and All-cause Pneumonia in Hong Kong During the COVID-19 Pandemic Compared with the Preceding 5 Years: A Retrospective Observational Study. BMJ Publishing Group, 2021.

Cita MLA (8a ed.)

Ho, Pak-leung, et al. Invasive Pneumococcal Disease, Pneumococcal Pneumonia and All-cause Pneumonia in Hong Kong During the COVID-19 Pandemic Compared with the Preceding 5 Years: A Retrospective Observational Study. BMJ Publishing Group, 2021.

Precaución: Estas citas no son 100% exactas.