@article{articledc8189e0, title = {Studies of RET gene expression and acetylcholinesterase activity in a series of sporadic Hirschsprung’s disease}, author = {Coelho, Maria Cecilia M. and Tannuri, Uenis and Benditt, Israel and Santos, Maria Merces}, year = {2008}, doi = {10.1007/s00383-008-2207-8}, journal = {Pediatric Surgery International} }