Comirnaty and BNT162-b2

Breaking down the differences between the two Pfizer vaccines. NO! They are not one in the same; as is clearly disclosed in the FDA's Summary Basis for Regulatory Decision document.

FDA doc: https://www.fda.gov/media/151733/download

CDC EUI (Emergency Use Information) 11/17/21: https://www.cdc.gov/vaccines/covid-19/eui/downloads/EUI-HCP.pdf

Codon optimization article: https://blog.addgene.org/to-codon-optimize-or-not-that-is-the-question