Subjects
- Water Supply180
- Equipment and Supplies178
- Brazil175
- Hospitals, Psychiatric174
- Schools, Medical173
- Genital Diseases, Female170
- Dissent and Disputes168
- Obstetrics166
- Chemistry165
- Hospitals, Military160
- Chemical Phenomena157
- Mental Disorders155
- Nonprescription Drugs153
- Infant152
- Organization and Administration152
- Tuberculosis, Pulmonary -- therapy152
- Cholera151
- Character149
- Communicable Disease Control144
- Epidemics144