[1]
V. P. Rivero, M. M. García, J. Álvarez Domínguez, F. C. Claver, M. H. Mora Santos, and E. R. Ugena, “Sialorrea and oral aphtas as manifestation of hypereosinophilic syndrome. A clinical case and literature review”, Port J ORL, vol. 47, no. 3, pp. 227–229, Dec. 2009.