Fact Check: Case Study Does NOT Prove Pfizer COVID Vaccine Linked To Fivefold Increase In Cancer Biomarker
Fact Check
Does a medical case study prove there's a link between the Pfizer COVID-19 vaccine and a fivefold increase in a cancer biomarker? No, that's not true: The case report looks at one person, a 79-year-old woman with ovarian cancer. It doesn't establish a causal link between the vaccine and the increased level of a biomarker, which are molecules that don't…