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Subjects
- Respiratory Tract Diseases -- drug therapy2
- Respiratory Tract Diseases -- therapy2
- Retropharyngeal Abscess1
- Rheumatic Diseases4
- Rheumatic Heart Disease1
- Rhode Island8
- Rhode Island -- epidemiology1
- Rhode Island Medical Society.2
- Rickettsia Infections3
- Rio de Janeiro (Brazil). Junta Central d'Hygiene Publica.1
- Rivers1
- Rodenticides1
- Rodgers, J. Kearny (John Kearny), 1793-1851.6
- Rogers, James B., 1803-1852.1
- Roper Hospital (Charleston, S.C.)1
- Roxbury Dispensary (Mass.)1
- Rupture1
- Rural Population1