Two leading researchers who have raised questions about the reliability of Sputnik V’s vaccine efficacy ratings across age groups shared their concerns with Health Policy Watch. One called the results “impossible” and “very concerning”. More than 70 countries have approved the use of Sputnik V, Russia’s COVID-19 vaccine, based on the reported 91.6% efficacy across … Continue reading Sputnik Vaccine Efficacy Data Published in Lancet Are ‘Statistically Impossible’