%0 Journal Article %K Americas %K Communicable Diseases %K Emigration and Immigration %K Europe %K History, 15th Century %K History, 16th Century %K History, 17th Century %K History, 18th Century %K History, 19th Century %K History, Ancient %K Humans %K Indians, North American %K Indians, South American %K Travel %B History and philosophy of the life sciences %D 1993 %G eng %N 3 %P 313-27 %T The European-American exchange. %V 15 %1 http://www.ncbi.nlm.nih.gov/pubmed/7529930?dopt=Abstract %8 1993