5-Fluorouracil-based chemotherapy for colorectal cancer and MTHFR/MTRR genotypes - Pardini, Barbara; Kumar, Rajiv; Naccarati, Alessio; Novotny, Jan; Bokkasa, Rashmi Prasad; Försti, Asta; Hemminki, Kari; Vodicka, Pavel; Lorenzo Bermejo, Justo (British journal of clinical pharmacology, 2011)