Experts Revive Debate Over Cellphones and Cancer

''We cannot say with any certainty that cellphones are either safe or not safe,'' Dr. Black said on CNN. ''My concern is that with the widespread use of cellphones, the worst scenario would be that we get the definitive study 10 years from now, and we find out there is a correlation.''

- Experts Revive Debate Over Cellphones and Cancer, New York Times