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[The importance of pollinosis in the Valley of Mexico]
J Mejía Ortega1, R M Salazar Villa, E Hernández Godínez
1Servicio de alergia e inmunología clínica, Hospital de Especialidades, Tampico, Tamaulipas.
Abstract:
The climatic conditions and the vegetation in the valley of Mexico are analyzed in virtue of their modification during the last few years which have consequently altered the surrounding ecological systems. In this article, we were particularly interested in describing the botanical characteristics of the gimnospermas, an abundant vegetation in Mexico.