1. Department of Genetics; Hospital de la Santa Creu i Sant Pau; Barcelona Spain
2. Eshelman School of Pharmacy; Institute for Pharmacogenomics and Individualized Therapy, Lineberger Comprehensive Cancer Center, School of Medicine; University of North Carolina at Chapel Hill; North Carolina
3. Department of Medicine; University of Chicago; Chicago Illinois
4. Biomarkers and Susceptibility Unit; Catalan Institute of Oncology (ICO-IDIBELL), L'Hospitalet de Llobregat, CIBER de Epidemiologia y Salud Pública (CIBERESP); Instituto de Salud Carlos III; Barcelona Spain
5. Department of Genetics; University of Chicago; Chicago Illinois
6. School of Medicine; Ningbo University; Zhejiang 315211 China