A diagnostic bias might be a much simpler explanation for the apparently elevated risk for nasopharyngeal cancer with respect to formaldehyde
In 2009, a working group of the International Agency for Research on Cancer classified formaldehyde as carcinogenic to humans (Group 1) and concluded that formaldehyde causes cancer of the nasopharynx (NPC) an...
Source: Journal of Occupational Medicine and Toxicology - Category: Occupational Health Authors: Matthias M öhner and Andrea Wendt Source Type: research