BMJ -- British Medical Journal release:

The EMA (European Medicines Agency) covid-19 data leak, and what it tells us 
about mRNA instability .....
.....Leaked documents show that some early commercial batches of 
Pfizer-BioNTech’s covid-19 vaccine had lower than expected levels of intact 
mRNA, prompting wider questions about how to assess this novel mRNA vaccine 
platform, writes Serena Tinari .....
follow the URL below:

 
https://www.bmj.com/content/372/bmj.n627?fbclid=IwAR2K2dLz4lP8vJnESppvJpmvp-rvVWPUlWRDvfGQIZqj6yuPOHzv4C_W2Ws