[1] Univ Texas Hlth Sci Ctr Houston, McGovern Med Sch, Houston, TX 77030 USA
[2] Univ Texas Hlth Sci Ctr Houston, McGovern Med Sch, Dept Pediat Surg, Houston, TX 77030 USA
[3] Univ Texas Hlth Sci Ctr Houston, Ctr Surg Trials & Evidence Based Practice C STEP, McGovern Med Sch, Houston, TX 77030 USA
[4] Childrens Mem Hermann Hosp, Houston, TX 77030 USA
[5] Beaumont Childrens, Beaumont Hlth, Beaumont, TX USA
[6] Childrens Mercy Kansas City, Kansas City, MO USA
[7] Dayton Childrens Hosp, Dayton, OH USA
[8] Med Coll Wisconsin, Childrens Hosp Wisconsin, Milwaukee, WI 53226 USA
[9] Med Univ South Carolina, Shawn Jenkins Childrens Hosp, Charleston, SC 29425 USA
[10] Monroe Carell Jr Childrens Hosp Vanderbilt, Dept Pediat Surg, Nashville, TN USA
[11] Nemours AI duPont Hosp Children, Wilmington, DE USA
[12] Northwell Hlth, Cohen Childrens Med Ctr, New York, NY USA
[13] Oregon Hlth & Sci Univ, Doernbecher Childrens Hosp, Portland, OR 97201 USA
[14] Stony Brook Childrens Hosp, Stony Brook Med, Stony Brook, NY USA
[15] Univ Calif Irvine, CHOC Childrens Hosp, Irvine, CA USA
[16] Univ Tennessee, Hlth Sci Ctr, Le Bonheur Childrens Hosp, Knoxville, TN 37996 USA
[17] Univ Arkansas Med Sci, Arkansas Childrens Hosp, Little Rock, AR 72205 USA
[18] SUNY Buffalo, Oishei Childrens Hosp, Buffalo, NY USA
[19] Univ Calif Los Angeles, Mattel Childrens Hosp, Los Angeles, CA 90024 USA
[20] Univ Chicago Med, Chicago, IL USA
[21] Univ Florida, Shands Childrens Hosp, Gainesville, FL 32611 USA
[22] Univ Maryland, Childrens Hosp, Sch Med, College Pk, MD 20742 USA
[23] Univ Pittsburgh, UPMC Childrens Hosp Pittsburgh, Pittsburgh, PA 15260 USA
[24] Univ Virginia, Childrens Hosp, Charlottesville, VA 22903 USA