1. Determination of active vitamin B12 (cobalamin) in dietary supplements and ingredients by reversed-phase liquid chromatography: Single-laboratory validation. (15th November 2019) Authors: Qiu, Xiao; Zhang, Haoshu; Yin, Yuhao; Brandes, Hillel; Marsala, Teresa; Stenerson, Katherine; Cramer, Hugh; You, Hong Journal: Food chemistry Issue: Volume 298(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗