| Description Of Item | He visited the Department of Pharmacology, Yale University; Department of Haematology, Walter Reed Army Hospital; Haskins Laboratories, New York [United States of America]; Department of Nutrition, Lederle Laboratories; Department of Medicine, Dalhousie University, Halifax [Canada]; Department of Medicine, University of Michigan [United States of America]; and Thorndike Memorial Laboratory, Boston City Hospital [United States of America]. |