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Both Dr Pinski and Mr Cullis point out an incorrect use of percentages in describing the relative risks of endometrial carcinoma in estrogen-treated postmenopausal females and of lung cancer in cigarette smoking individuals.I appreciate the opportunity to clarify these two misleading statements.
Cohen MH. Incorrect Use of Percentages-Reply. Arch Intern Med. 1979;139(4):492. doi:10.1001/archinte.1979.03630410096042