PATEL, T B A pilot study on the suspension of D. D. T. spraying and the setting up of a surveillance organisation in Kanara district covering the work up to October 31, 1956. [electronic resource] - Indian journal of malariology Sep 1957 - 271-92 p. digital Publication Type: Journal Article ISSN: 0367-8326 Subjects--Topical Terms: DDTHumansPilot Projects