Bitots Spots, Dry Eyes, and Night Blindness Indicate Vitamin A Deficiency
Lancet 397:e2, Chakraborty, U. & Chandra, A., 2021
Sjogren Syndrome: Neurologic Complications
www.Medlink.com,Jan, Roman,G.C., 2010
Neurologic Manifestations in Primary Sjogren Syndrome: A Study of 82 Patients
Medicine 83:280-291, Delalande,S.,et al, 2004