Refsum Disease
In Rowland's Merritt's Textbk of Neurology, Lea & Febiger, Phila, 8thEd, p. 509, Menkes,J.H., 1989
Mucopolysaccaridosis IV (Morquio Syndrome) , in Heritable Disorders of Connective Tissue
(Ed) 4th Ed, The C. V. Mosby Co, St. Louis, p. 583, McKusick,V.A., 1972