Tribolet de Abreu, T., Soromenho, F., & Vaz Riscado, M. (2000). Labial salivary gland biopsy in Sjögren’s syndrome: results and their implications in a population of 78 patients. Internal Medicine, 7(4), 208–212. Retrieved from https://revista.spmi.pt/index.php/rpmi/article/view/2007