Kidney cancer mortality in Spain: geographic patterns and possible hypotheses
Gonzalo López-Abente, Nuria Aragonés, Beatriz Pérez-Gómez, Rebeca Ramis, Enrique Vidal, Javier García-Pérez, Pablo Fernández-Navarro, and Marina Pollán
BMC Cancer. 2008; 8: 293. Published online 2008 October 9. doi: 10.1186/1471-2407-8-293.PMCID: PMC2577691