APA (7th ed.) Citation

Olaf Müller, Guangyu Lu, Oliver Razum, & Albrecht Jahn. (2021). Reply to "Focusing COVID-19 vaccinations on elderly and high-risk people". Elsevier.

Chicago Style (17th ed.) Citation

Olaf Müller, Guangyu Lu, Oliver Razum, and Albrecht Jahn. Reply to "Focusing COVID-19 Vaccinations on Elderly and High-risk People". Elsevier, 2021.

MLA (9th ed.) Citation

Olaf Müller, et al. Reply to "Focusing COVID-19 Vaccinations on Elderly and High-risk People". Elsevier, 2021.

Warning: These citations may not always be 100% accurate.