1. Ten Leading Causes of Death by Age Group, US 2016. .
2. Timelines in the history of pediatric surgery;Chang;J Pediatr Surg,1986
3. Historical development of pediatric surgical quality: the first 100 years;Bruny;Adv Pediatr,2013
4. Pediatric surgical training: an historic perspective, a formula for change;Ziegler;J Pediatr Surg,2004
5. Nurturing childen. A history of pediatrics;Colón,1999