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James R., U.S. gynecologist, 1844-1905. See: Chadwick sign.
References in periodicals archive ?
Sir James Chadwick (1897-1974) was born in Macclesfield.
Sir James Chadwick had been assistant to Ernest Rutherford, the subatomic pioneer, at Cambridge.
Prof Har Gobind Khorana, top left, Sir Robert Robinson, top right and, inset left, Sir James Chadwick who helped develop the atom bomb, and right, Prof Rodney Porter