[1] Childrens Hosp Colorado, Int Ctr Colorectal & Urogenital Care, 13123 East 16th Ave,Box 323,Anschutz Med Campus, Aurora, CO 80045 USA
[2] Fdn IRCCS CaGranda, Osped Maggiore Policlin, Milan, Italy
[3] Boston Childrens Hosp, Colorectal & Complex Pelvic Malformat Ctr, Boston, MA USA
[4] Cincinnati Childrens Hosp Med Ctr, Colorectal Ctr Children, Cincinnati, OH 45229 USA
[5] Nationwide Childrens Hosp, Ctr Colorectal & Pelvic Reconstruct, Columbus, OH USA