TY - BOOK AU - Rothman,T.P. AU - Chen,J.X. AU - Costantini,F. AU - Gershon,M.D. AU - Howard,M.J. AU - Pachnis,V. AU - Schuchardt,A. TI - Increased expression of laminin-1 and collagen (IV) subunits in the aganglionic bowel of 1s/1s, but not c-Ret-/-mice ER -