Pérez Martín, J [XVI Congress of Allergy and Immunology IAACI, Mexico 1997]. [electronic resource] - Revista alergia : organo oficial de la Sociedad Mexicana de Alergia e Inmunlogia - 149-50 p. digital Publication Type: Congress; Editorial Subjects--Topical Terms: Allergy and ImmunologyMexicoSocieties, Medical