Diffuse reduction of cerebral grey matter volumes in Erdheim-Chester disease Dec 28, 2016 | Published Papers Eli L. Diamond, Vaios Hatzoglou, Sneha Patel, Omar Abdel-Wahab, Raajit Rampal, David M. Hyman, Andrei I. Holodny and Ashish Raj Orphanet Journal of Rare Diseases 2016 11:109; Published 2 August 2016