
Keywords: تنسلیکتومی و آدنوئیدکتومی; CH; children's hospital; NCH; nonchildren's hospital; KID; Kid's Inpatient Database; HCUP; Healthcare Cost and Utilization Project; AP; uncomplicated appendectomy; TA; tonsillectomy and adenoidectomy; FP; fundoplication; HFR; humeral fracture repair; PYL;