Online Mendelian Inheritance in Man - Detailed genetic information on Imerslund-Grasbeck Syndrome. - http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=261100
Imerslund-Gräsbeck Syndrome (Selective Vitamin B12 Malabsorption with Proteinuria) - Detailed notes on epidemiology, clinical description, etiology, phenotype-genotype correlations, environmental factors, differential diagnosis, treatment, prognosis and references from the Journal of Rare Diseases. - http://www.ojrd.com/content/1/1/17