Petersen, EskildLucey, DanielBlumberg, Lucille HellenKramer, Laura D.Al-Abri, SeifLee, Shui ShanDe Castro Abreu Pinto, TatianaObiero, Christina W.Rodriguez-Morales, Alfonso J.Yapi, RichardAbubakar, AishaTambyah, Paul AnantharajahHolmes, AllisonChen, Lin H.2022-04-082022-04-082021-02Petersen, E., Lucey, D., Blumberg, L. et al. 2021, 'Answer to Paredes et al. commenting on “COVID-19 vaccines under the International Health Regulations — we must use the WHO international certificate of vaccination or prophylaxis”', International Journal of Infectious Diseases, vol. 105, pp. 409-410.1201-9712 (print)1878-3511 (online)10.1016/j.ijid.2021.02.076http://hdl.handle.net/2263/84848No abstract available.en© 2021 Published by Elsevier Ltd on behalf of International Society for Infectious Diseases. This is an open access article under the CC BY-NC-ND license.International Health RegulationsImmunizationsCOVID-19 pandemicCoronavirus disease 2019 (COVID-19)World Health Organization (WHO)VaccinationProphylaxisVeterinary science articles SDG-03SDG-03: Good health and well-beingAnswer to Paredes et al. commenting on “COVID-19 vaccines under the International Health Regulations — we must use the WHO international certificate of vaccination or prophylaxis”Article