Covid-19: Researcher blows the whistle on data integrity issues in Pfizer’s vaccine trial From British Medical Journal BMJ 2021; 375 doi: https://doi.org/10.1136/bmj.n2635 (Published 02 November 2021)Cite this as: BMJ 2021;375:n2635 Paul D Thacker, investigative journalist Revelations of poor practices at a contract research company helping to carry out Pfizer’s pivotal covid-19 vaccine trial raise questions…
