F. H. J. FIGGE
During the fifteen years that have elapsed since the isolation of the carcinogenic substance benzpyrene from coal tar (Cook, Hewett, Hieger1), a relatively large number of substances have been tested for their cancer-producing potentialities. Cook and Kennaway2, 3 surveyed the most important work up until 1938 and listed 860 papers in the bibliography. Over 1,000 compounds have been listed in a recent revision of Hartwell's extensive survey4 of compounds that have been tested for carcinogenicity. Two hundred and sixty-four, or approximately one-fourth of the substances tested, have been shown to induce cancer. In the early part of this work on
FIGGE FHJ. ON THE ETIOLOGY OF CANCER—COCARCINOGENIC AGENTS. Ann Intern Med. ;27:143–146. doi: 10.7326/0003-4819-27-1-143
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Published: Ann Intern Med. 1947;27(1):143-146.
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