Page "Bernard Cohen (physicist)" Paragraph 4

His debates in academic periodicals and published correspondence with R. William Field, Brian J. Smith ( assistant professor of biostatistics, University of Iowa ), Jerry Puskin ( from the U. S. Environmental Protection Agency ), Sarah Darby, and Sir Richard Doll and others regarding his radon-related ecologic studies are well known.

Among other expert panels, the World Health Organization's International Agency for Research on Cancer discussed at length Cohen's results then concluded :" The weight of evidence is that the ecological analyses of Cohen can be rejected.