Russian Scientists Defend Sputnik V Vaccine's Efficacy

The developers of the Russian Sputnik V vaccine have defended the clinical trial data they presented during August 2020, in a new letter published in The Lancet on September 18, 2020. The letter to the Lancet's editorial board, 'emphasized that all the data presented were obtained in ‘experiments and double-checked,’ reported the TASS news agency.

Furthermore, deputy director Denis Logunov and the letter co-authors at the Gamaleya Center based in Russia promised to 'provide access to certain volunteers, so that all the existing issues are clarified.'