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A DDT spraying team on bycicles. 1947. Reprinted from: Il Laboratorio di Malariologia. A cura di Giancarlo Majori e Federica Napolitani. Roma: Istituto Superiore di Sanità; 2010. (I beni storico-scientifici dell’Istituto Superiore di Sanità, Quaderno 5).
