Journal Article A preliminary trial of paludrine single-dose therapy in Columbia Get access Hernando Rey, Hernando Rey División de Malariologia, Co-operative Inter-American Public Health Service, Colombian Ministry of Health, Colombia Search for other works by this author on: Oxford Academic PubMed Google Scholar Julian de Zulueta Julian de Zulueta Instituto de Enfermedades Tropicales Roberto Franco, Colombian Ministry of Health, Colombia Search for other works by this author on: Oxford Academic PubMed Google Scholar Transactions of The Royal Society of Tropical Medicine and Hygiene, Volume 43, Issue 5, March 1950, Pages 531–534, https://doi.org/10.1016/0035-9203(50)90024-1 Published: 01 March 1950