1. The need for medical care among mentally retarded adults: a five year follow-up and comparison with a general population of the same age;Asberg;The British Journal of Mental Subnormality,1989
2. If you know why you're changing a behaviour, you'll know when you've changed it enough;Baer;Behavioural Assessment,1988
3. A comparison of friendship patterns of individuals with developmental disabilities;Barber;Education and Training in Mental Retardation,1993
4. Some aspects of the friendship networks of people with learning disabilities;Bees;Clinical Psychology Fomm,1991
5. The closure of mental retardation institutions I: Trends in the United States;Braddock;Mental Retardation,1985a