1. The Magic Mountain (Der Zauberberg). New York: Vintage Books, 1969: 182.
2. Tuberculosis and other mycobacterial infections of the lung. In: , eds. Pathology of the Lung, 2nd ed. New York: Thieme Medical Publishers, 1995: 229–250.
3. Centers for Disease Control and Prevention. Reported Tuberculosis in the United States, 1993. Atlanta, GA: U.S. Department of Health and Human Services, Division of Tuberculosis Elimination, October 1994.