Never being one to base important decisions on a singular source of information, I ran a couple of simple searches using some of the Health and Medicine databases available via the Austin Public Library. I've listed the article titles as well as the database I found them in so that you may find them for yourself and read the full text.
"WHO (World Health Organization) Study Finds Cell Phone Usage May Cause Brain Cancer"
"Strong Signal for Cell Phone Effects: Nothing You Do For Children is Ever Wasted"
Consumer Health Complete
"Health Risks From Wireless Technologies"
"Growing Concern Over the Safety of Using Mobile Phones and Male Fertility"
Health Reference Center - Academic
"Cellular and Cordless Telephones and Basal Cell Carcinoma: A Case Report"