An experimental vaccine against malaria known as Mosquirix — or RTS,S — weakens over time and is only about four percent effective over a seven-year span, researchers said Wednesday. The findings, published in the New…
An experimental vaccine against malaria known as Mosquirix — or RTS,S — weakens over time and is only about four percent effective over a seven-year span, researchers said Wednesday. The findings, published in the New…