The Exercise Test in Andersen Syndrome
Arch Neurol 56:352-356, Katz,J.S.,et al, 1999
Clinical and Genetic Abnormalities in Patients with Friedreich's Ataxia
NEJM 335:1169-1175, 12221996., Durr,A.,et al, 1996
A Clinical Study of Noonan Syndrome
Arch Dis Child 67:178-183, Sharland, M.,et al, 1992