Schwartz and Hanchette, 2006, Latitude, and Spatial Trends in Prostrate Cancer Mortality: All Sunlight is Not the Same.
Reference
Schwartz, G. G. and
Hanchette, C. L.
Latitude, and Spatial Trends in Prostrate Cancer Mortality: All Sunlight is Not the Same.. Cancer Causes and Control, 17: 1091-1101. (2006).

