1. Trends and prevalence of cerebral palsy and survival of very low birthweight infants in England and Wales;Alberman;Arch Dis Child,1991
2. Use of the ORLAU Swivel Walker for the severely handicapped patient;Butler;Physiotherapy,1982
3. The ParaWalker a rational approach to the provision of reciprocal ambulation for paraplegic patients;Butler;Physiotherapy,1987
4. The LSU Reciprocating Gait Orthosis;Douglas;Orthopaedics,1983
5. Principles and practice of paraplegic locomotion experience with the walkabout system;Kirtley;Aust Orthot Prosthet Mag,1992