1. Clubfoot Image Classification, University of Iowa, Iowa Research Onlinehttp://ir.uiowa.edu/etd/4836
2. Clubfoot: Ponseti Management;Staheli,2003
3. India | Global Clubfoot Initiativehttp://globalclubfoot.com/countries/india/
4. Chapter 2 Africa Clubfoot Training Basic & Advanced Clubfoot Treatment Provider Courses—Participant Manual,2017
5. Congenital anomalies of the lower extremity;Kelly,2013