11170913-n
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| P.B. Medawar, Peter Medawar, Peter B. Medawar, Medawar, Peter Brian Medawar, Sir Peter Brian Medawar |
| Medawar, Peter Medawar, Sir Peter Brian Medawar |
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British immunologist (born in Brazil) who studied tissue transplants and discovered that the rejection of grafts was an immune response (1915-1987) |