Putnam LR, Levy SM, Blakely ML, Lally KP, Wyrick DL, Dassinger MS, Russell RT, Huang EY, Vogel AM, Streck CJ, Kawaguchi AL, Calkins CM, St Peter SD, Abbas PI, Lopez ME, Tsao K. A multicenter, pediatric quality improvement initiative improves surgical wound class assignment, but is it enough? J Pediatr Surg. 2016 Apr; 51(4):639-44.