https://www.pfizer.com/news/press-release/press-release-detail/pfizer-and-biontech-announce-omicron-adapted-covid-19?from=company-seo-search
Pfizer and BioNTech Announce Omicron-Adapted COVID-19 Vaccine Candidates Demonstrate High Immune...
Omicron-adapted monovalent candidate given as a fourth booster dose elicited a 13.5 and 19.6-fold increase in neutralizing geometric titers against Omicron...
covid 19 vaccine candidates
https://www.kpbs.org/news/health/2021/01/25/merck-stops-developing-both-of-its-covid-19
Merck Stops Developing Both Of Its COVID-19 Vaccine Candidates | KPBS Public Media
Jan 25, 2021 - Merck, which previously made an Ebola vaccine, had been seen as a serious contender in the worldwide race to come up with an answer to the coronavirus.
covid 19 vaccine candidates
https://gulfnews.com/world/revealed-prices-of-some-leading-covid-19-vaccine-candidates-1.1598192772387?slide=10
Revealed: Prices of some leading COVID-19 vaccine candidates
Vaccine makers reveal prices of their jabs undergoing final human trials
covid 19 vaccinerevealedpricesleadingcandidates