%0 Journal Article %K Antigens, Bacterial %K Bacterial Proteins %K Carbohydrates %K Cross Reactions %K Cytoplasm %K Diagnosis, Differential %K Humans %K Hypersensitivity, Delayed %K leprosy %K Mexico %K Nocardia %K Nocardia Infections %K Nocardia asteroides %K Nucleic Acids %K Rural Population %K Skin Tests %K Tuberculosis %B Clinical and experimental immunology %D 1972 %G eng %N 2 %P 225-9 %T Delayed skin reactions to cytoplasmic extracts of Nocardia organisms as a means of diagnosis and epidemiological study of Nocardia infection. %V 12 %1 http://www.ncbi.nlm.nih.gov/pubmed/4567647?dopt=Abstract %8 1972 Oct