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Subjects
- Medicine6
- Physicians5
- United States5
- Homeopathy3
- Hygiene3
- Nervous System Diseases3
- Hospitals, Urban -- history2
- Materia Medica2
- Materia Medica -- therapeutic use2
- Mental Disorders2
- Philadelphia2
- Sanitary Engineering2
- Surgical Procedures, Operative2
- Ventilation2
- Wounds and Injuries -- surgery2
- Adams Nervine Asylum.1
- Air Pollutants1
- Air Pollution, Indoor -- adverse effects1
- Amyotrophic Lateral Sclerosis1
- Anatomy1