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Professor Doll failed to declare interests when working on vinyl chloride

BMJ 2006; 333 doi: (Published 30 November 2006) Cite this as: BMJ 2006;333:1142
  1. Roger Dobson
  1. 1Abergavenny

The eminent epidemiologist Richard Doll acted as a paid industrial consultant to several chemical firms around the time he was working on a paper on the possible dangers of exposure to vinyl chloride, a new article says. Professor Doll, who died last year, did not declare that interest, the article claims.

The authors of the review article, which was published online ahead of print publication on 3 November in the American Journal of Industrial Medicine (, doi: 10.1002/ajim.20357), say that the payments raise questions about whether or not consultancies influenced his work

The article describes a number of cases of researchers and ties to industry. “The case studies are troublesome, because they involved some of the world's leading epidemiologists,” wrote the authors, from Örebro University, Örebro, Sweden, the Social Policy Research Institute, Skokie, Illinois, and Hebrew University-Hadassah …

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