AUTHOR=Sciacchitano Salvatore , Bartolazzi Armando TITLE=Transparency in Negotiation of European Union With Big Pharma on COVID-19 Vaccines JOURNAL=Frontiers in Public Health VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2021.647955 DOI=10.3389/fpubh.2021.647955 ISSN=2296-2565