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Additional discussion: Hooman Noorchashm
More follow-up, April 1, 2021: Bosche theory challenged
The science re safety data of new-variant covid vaccines
Earlier articles by Frei:
The science re antibodies
The science re new variants
Bio: After obtaining an MSc in molecular biology from the Faculty of Medicine at the University of Calgary, Rosemary Frei became a freelance writer. For the next 22 years she was a medical writer and journalist. She pivoted again in early 2016 to full-time, independent activism and investigative journalism. Her website is RosemaryFrei.ca.