LEBREDO 



the International Congress of Hygiene and 

 Demography held at Washington in 191 2; 

 to the second Pan-American Scientific 

 Congress held in Washington in 191 5. 



He was in charge of the reports on 

 Sanitary Subjects in the second and third 

 National Congresses of Cuba. He was a 

 member of the Yellow Fever Commission 

 at Guayaquil, Ecuador, July to September, 

 1918, appointed by the Rockefeller In- 

 stitute. He is the author of reports and 

 pamphlets on medical subjects from the 

 point of view of original investigation in 

 the field of epidemiology, embracing such 

 questions as filaria, malaria, poliomyeli- 

 tis; inquilostomiasis; in collaboration with 

 Dr. Arthur Coca, New York, he has made 

 a study of cancer. He is the author of 

 monographs on the anatomy of the mos- 

 quito, and on the transmission of the 

 nocturnal filaria by the mosquito. He is 

 the author of a memoir rewarded with the 

 "Nicolas Gutierrez" prize of the Academy 

 of Medical and Physico-Natural Sciences 

 of Havana on Intestinal Parasitism in Cuba 

 principally inquilostomiasis. 



AND MONOGRAPHS 



633 



