Allele‐Specific Expression at the RET Locus in Blood and Gut Tissue of Individuals Carrying Risk Alleles for Hirschsprung Disease. Issue 7 (8th May 2013) - Matera, Ivana; Musso, Marco; Griseri, Paola; Rusmini, Marta; Di, Marco; So, Man‐ting; Mavilio, Domenico; Miao, Xiaoping; Tam, Paul HK; Ravazzolo, Roberto; Ceccherini, Isabella; Garcia‐Barcelo, Merce