@BillGates: No one was a better or more tireless advocate for improving global health than Paul. https://t.co/TV6KVUOLx7

http://twitter.com/BillGates

No one was a better or more tireless advocate for improving global health than Paul. https://t.co/TV6KVUOLx7

— Bill Gates (@BillGates) Apr 4, 2022