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Cook SD, Harding AF, Morgan EL, Nicholson RJ, Thomas KA, Whitecloud TS, Ratner ES.Cook SD, et al. Among authors: harding af.J Pediatr Orthop. 1987 Mar-Apr;7(2):168-74. doi: 10.1097/01241398-198703000-00011.J Pediatr Orthop. 1987.PMID: 3558800
Cook SD, Harding AF, Morgan EL, Doucet HJ, Bennett JT, O'Brien M, Thomas KA.Cook SD, et al. Among authors: harding af.J Pediatr Orthop. 1987 Jul-Aug;7(4):424-7. doi: 10.1097/01241398-198707000-00009.J Pediatr Orthop. 1987.PMID: 3611339
Thomas KA, Cook SD, Harding AF, Haddad RJ Jr.Thomas KA, et al. Among authors: harding af.Orthopedics. 1988 Mar;11(3):441-51. doi: 10.3928/0147-7447-19880301-09.Orthopedics. 1988.PMID: 3368412