1. Fever of unknown origin;Alt;JAMA,1930
2. The diagnosis of obscure fever. I. The diagnosis of unexplained, long-continuing, low-grade fever;Hamman;Bull Johns Hopkins Hosp,1936
3. The diagnosis of obscure fever. II. The diagnosis of unexplained high fever;Hamman;Bull Johns Hopkins Hosp,1936
4. The diagnosis of obscure fever;Keefer;Tex State J Med,1939
5. Fever of unknown origin with some remarks on the normal temperature in man;Bottiger;Acta Med Scand,1953