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Newton DRL, Tanner JM (1956). N-acetyl-para-aminophenol as an analgesic. A controlled clinical trial using the method of sequential analysis. BMJ 2:1096-9.
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BMJ for allowing the James Lind Library to link to this and other BMJ articles of historical relevance (email to Iain Chalmers from Fiona Godlee, 05 May 2015).
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