@article{article4be2189b,
title   = {Saliva substitute in xerostomic patients with primary Sjogren's syndrome: a single-blind trial},
author = {Alves, Marilene B. and Motta, Ana C. F. and Messina, Waldenise C. and Migliari, Dante Antônio},
year = {2004},
journal   = {Quintessence International}
}