%0 Journal Article %K Adolescent %K Adult %K Beriberi %K Child %K Continental Population Groups %K Cyanides %K Environmental Exposure %K Female %K Foodborne Diseases %K Humans %K Jamaica %K Lathyrism %K leprosy %K Male %K Manihot %K Nervous System Diseases %K Nigeria %K Nutrition Disorders %K Pregnancy %K Senegal %K Syphilis %K Tropical Medicine %K Vitamin B 12 %B Proceedings of the Royal Society of Medicine %D 1969 %G eng %N 4 %P 403-10 %T Tropical neurology. %V 62 %1 http://www.ncbi.nlm.nih.gov/pubmed/4897832?dopt=Abstract %8 1969 Apr