National Institute of Diabetes and Digestive and Kidney Diseases (U.S.) & National Digestive Diseases Information Clearinghouse (U.S.). (2012). Hemorragia en el tracto digestivo: Bleeding in the digestive tract. U.S. Dept. of Health and Human Services, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases.
Chicago Style (17th ed.) CitationNational Institute of Diabetes and Digestive and Kidney Diseases (U.S.) and National Digestive Diseases Information Clearinghouse (U.S.). Hemorragia En El Tracto Digestivo: Bleeding in the Digestive Tract. [Bethesda, Md.]: U.S. Dept. of Health and Human Services, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases, 2012.
MLA (9th ed.) CitationNational Institute of Diabetes and Digestive and Kidney Diseases (U.S.) and National Digestive Diseases Information Clearinghouse (U.S.). Hemorragia En El Tracto Digestivo: Bleeding in the Digestive Tract. U.S. Dept. of Health and Human Services, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases, 2012.