With potential injectable vaccines estimated to be out of reach for two-thirds of world’s population, scientists hope to find less-heat-sensitive formulations
News that one of the potential coronavirus vaccines had at least a 90% efficacy rate was a “victory for science”, said K Srinath Reddy, a cardiologist and president of the Public Health Foundation of India. But it meant little to his country’s 1.3 billion citizens.
“For us, the Pfizer vaccine is more of a scientific curiosity than a practical possibility,” Reddy said.
