31. Hygiene and tuberculosis Author(s): Egbert, Seneca, 1863-1939, author Publication: Philadelphia : Lea Brothers & Co., [1895?] Subject(s): TuberculosisDisease Susceptibility
32. Concealed tuberculosis, or, "the tired sickness": a clinical study upon the exhaustion type of hidden tuberculous infections Author(s): Head, George Douglas, 1870-1949 author Publication: Philadelphia : P. Blakiston's Son & Co., [1924] Subject(s): TuberculosisTuberculin TestDiagnosis, Differential