1. Circulating B-vitamin biomarkers and B-vitamin supplement use in relation to quality of life in patients with colorectal cancer: results from the FOCUS consortium. Issue 6 (1st March 2021) Authors: Koole, Janna L; Bours, Martijn J L; Geijsen, Anne J M R; Gigic, Biljana; Ulvik, Arve; Kok, Dieuwertje E; Brezina, Stefanie; Ose, Jennifer; Baierl, Andreas; Böhm, Jürgen; Brenner, Hermann; Breukink, Stéphanie O; Chang-Claude, Jenny; van Duijnhoven, Fränzel J B; van Duijvendijk, Peter; Gu... Journal: American journal of clinical nutrition Issue: Volume 113:Issue 6(2021) Page Start: 1468 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗