Coronavirus: Russian President Vladimir Putin launches Sputnik V vaccine, but experts concerned over its safety
Russia’s Sputnik V vaccine began phase three trials on Wednesday, a day after being approved for use. Photo: Xinhua‘My main concern is that the vaccine might not be very effective. We just don’t know,’ Hong Kong professor says Vaccine was approved before the start of phase three clinical trials, which…
bubmagAugust 13, 2020