editor-in-chief, Mark A. Davis ; editors, Scott R. Votey, P. Gregg Greenough ; consulting editors, Jerome R. Hoffman, Richard M. Schwartzenstein, Michael I. Zucker
Jess G. Thoene, editor ; Nancy P. Coker, managing editor ; editorial board, William F. Balistreri ... [and others] ; prepared in association with the National Organization for Rare Disorders