वैक्सीन 99.3 फीसदी प्रभावी रही:तीन डेटा बेस के आधार पर डेटा एनालिसिस में हुआ खुलासा, मौतें रोकने में सफल रहा टीका

I could look back at my life and get a good story out of it. It's a picture of somebody trying to figure things out. Great things in business are never done by one person. They’re done by a team of people.