Oliveira, Pedro, José Brito, João Mendes, Jorge da Fonseca, Artur Águas, and José Martins dos Santos. 2013. “Effects of Large Pressure Amplitude Low Frequency Noise in the Parotid Gland Perivasculo-Ductal Connective Tissue”. Acta Médica Portuguesa 26 (3). Lisbon, Portugal:237-42. https://doi.org/10.20344/amp.4251.