Primary Sjögren syndrome in a 2-year-old patient: role of the dentist in diagnosis and dental management with a 6-year follow-up - Oliveira, Marcio Augusto de; Rezende, Nathalie Pepe Medeiros; Maia, Célia Márcia Fernandes; Magalhães, Marina Helena Cury Gallottini (International Journal of Paediatric Dentistry, 2011)