Gastorintestinal Manifestations of SclerodermaGastroenterol Clin 27:563-594, Rose,S.,et al, 1998
Polyneuropathy, Ophthalmoplegia, Leukoencephalopathy, and Intestinal Pseudo-Obstruction:POLIP SyndromeAnn Neurol 28:349-360, Simon,L.T.,et al, 1990