Based on the authors, it’s speculated that the cancer is due to environmental elements such as X-ray exposure. But the authors also stated that the uptick in incidences may be due to far better diagnostics. The study comes from University of Southern California and is normally published in the journal Environmental Wellness Perspectives. Related StoriesInhalation contact with PM2.5 pollution triggers liver fibrosisInner ear damage brain warnings from nerve cellsBrain health: how will you decrease cognitive decline? An interview with Heather Snyder, Ph.D.Regarding to senior author Caleb Finch, an expert on the effects of swelling and holder of USC’s ARCO/William F.