Salaffi, F., Carotti, M., Argalia, G., Salera, D., Giuseppetti, G., & Grassi, W. (2006). Usefulness of ultrasonography and color Doppler sonography in the diagnosis of major salivary gland diseases. Reumatismo, 58(2), 138–156. https://doi.org/10.4081/reumatismo.2006.138