Petersen E, Lucey D, Blumberg L, Kramer LD, et al. 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". Int J Infect Dis 2021 Feb 24. pii: S1201-9712(21)00162.
PMID: 33639296