Subjects
- Water Supply191
- Brazil186
- Equipment and Supplies185
- Hospitals, Psychiatric181
- Chemistry178
- Schools, Medical176
- Chemical Phenomena172
- Genital Diseases, Female170
- Dissent and Disputes168
- Obstetrics167
- Hospitals, Military163
- Mental Disorders161
- Infant159
- Tuberculosis, Pulmonary -- therapy157
- Nonprescription Drugs155
- Cholera153
- Organization and Administration152
- Character150
- Communicable Disease Control150
- Epidemics150
