@article{13655, keywords = {Africa, Asia, Helminthiasis, History, 20th Century, Insecticides, leprosy, Malaria, Tropical Medicine}, author = {Woodruff A W}, title = {Achievements in tropical medicine during the past twenty-five years.}, year = {1971}, journal = {The British journal of clinical practice}, volume = {25}, pages = {529-35}, month = {1971 Dec}, issn = {0007-0947}, language = {eng}, }