TY - GEN AU - Shah,Nidhi P AU - Beech,Cameron M AU - Sturm,Amy C AU - Tanner,Stephan M TI - Investigation of the ABC transporter MRP1 in selected patients with presumed defects in vitamin B12 absorption SN - 1528-0020 PY - 2011///0713 KW - Animals KW - Biological Transport KW - Humans KW - Multidrug Resistance-Associated Proteins KW - genetics KW - Mutation KW - Vitamin B 12 KW - metabolism KW - Vitamin B 12 Deficiency N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1182/blood-2010-12-322750 ER -