1. Ann & Robert H. Lurie Children’s Hospital of Chicago. Congenital muscular torticollis & causes. 2018. https://www.luriechildrens.org/en/specialties-conditions/congenital-muscular-torticollis/. Accessed 30 Oct 2018.
2. OrthoInfo. Congenital Muscular Torticollis (Twisted Neck). 2018. https://orthoinfo.aaos.org/en/diseases%2D%2Dconditions/congenital-muscular-torticollis-twisted-neck/. Accessed Oct 30 2018.
3. Doyle SM. Congenital muscular torticollis: an overview. Hospital for Special Surgery. 2018. https://www.hss.edu/conditions_congenital-muscular-torticollis.asp. Accessed Oct 30 2018.
4. POSNA. Pediatric Orthopaedic Society of North America. Congenital muscular torticollis. 2018. https://posna.org/Physician-Education/Study-Guide/Congenital-Muscular-Torticollis. Accessed 30 Oct 2018.
5. Kuo AA, Tritasavit S, Graham JM Jr. Congenital muscular torticollis and positional plagiocephaly. Pediatr Rev. 2014;35(2):79–87.