" National Institute on Alcohol Abuse and Alcoholism: Examining effects of mobile phones on brain glucose.

" National Institute of Environmental Health Sciences: Examining effects of exposure to mobile phones in childhood on the central nervous system using children in the Danish National Birth Cohort.

" National Institute of Environmental Health Sciences: Examining toxicology and carcinogenic effects of RF energy in laboratory animals as part of the National Toxicology Program.

The GAO noted too that some experts it interviewed said "absent clear evidence for adverse health effects, it is difficult to justify investing significant resources in research examining non-thermal effects of RF energy from mobile phone use." It also said that the FCC agreed with the GAO's findings but hadn't acted on anything formal yet.

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