1. A Novel and Sensitive Method for the Determination of Vitamin B2 (Riboflavin) in Urine and Pharmaceutical Samples Using an Aqueous Two-Phase Extraction. (8th January 2013) Authors: Shiri, Sabah; Khezeli, Tahere; Sajjadifar, Sami; Delpisheh, Ali; Avazpour, Moayed; Abbasi, Alimohammad Other Names: Llorent-Martinez Eulogio J. Academic Editor. Journal: Journal of chemistry Issue: Volume 2013(2013) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗