1. Syndrome of mental retardation, wide mouth and intermittent overbreathing;Pitt;Aust. Paediatr. J.,1978
2. P.O.S.S.U.M. Pictures of Standard Syndromes and Undiagnosed Malformations) by Agnes Bankier and Co. (c) 1991 Computer Power Group and The Murdoch Institute for Research into Birth Defects
3. Mental retardation with osteo-cartilaginous anomalies;Coffin;Am. J. Dis. Child.,1966
4. A new dominant gene mental retardation syndrome;Lowry;Am. J. Dis. Child.,1971
5. Familial agenesis of the cerebellar vermis. A syndrome of episodic hyperpnoea, abnormal eye movements, ataxia and retardation;Joubert;Neurology,1969