几周内,我们将见到大的疫苗公司宣布三阶段疫苗试验结果.如果三阶段结果成功的话,被批准使用的概率高达60%. Several drug companies are likely to announce their Phase-3 trial results in coming weeks. Historically, the chance for a Phase-3 trial to get the regulatory approval is about 60%, as a recent Deutsche Bank report showed.