Letters
Mobile phones and brain tumours
Updated study contains poor science and should be disregarded
BMJ 2011; 343 doi: https://doi.org/10.1136/bmj.d7899 (Published 06 December 2011) Cite this as: BMJ 2011;343:d7899
- Alasdair Philips, scientific director1,
- Graham Lamburn, technical manager1
- 1Powerwatch, Sutton, Ely, Cambridgeshire CB6 2QA, UK
- alasdair{at}powerwatch.org.uk
The update of the Danish cohort study of mobile phone use and cancer risk has the serious flaws present in the original publication.1 2 The first flaw in the update is the correct identification of mobile phone subscribers between 1987 and 1995. This resulted in a participation rate of only 58% of identified early subscribers, with the remaining 42% placed in the “non-exposed” category (which, by the …
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