References:

Fulford, G. E., & Brown, J. K. (1976). Position as a cause of deformity in children with Cerebral Palsy.  Developmental Medicine and Child Neurology, (18), 305-314. https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1469-8749.1976.tb03652.x

 

Hare, N. (1990). What the hare tortoise. The Hare Association for Physical Ability. Nottingham, England.

 

Lange, M. L., & Minkel, J. L. (2018). Seating and wheeled mobility: A clinical resource guide. SLACK Incorporated.

 

Pope, P. (2007). Severe and complex neurological disability: Management of the physical condition. Butterworth-Heinemann.

 

Resource:

Hammie (Simplified Anatomical Model)

https://www.meethammie.com/