Interim recommendations for use of the inactivated COVID-19 vaccine BIBP developed by China National Biotec Group (CNBG), Sinopharm: interim guidance, first issued 7 May 2021, updated 28 October 2021 28 October 2021 | Report Download (287.7 kB) WHO Team WHO Headquarters (HQ) Editors World Health Organization. Regional Office for Europe Reference numbers WHO Reference Number: WHO/2019-nCoV/vaccines/SAGE_recommendation/BIBP/2021.2 Copyright