Subjects
- Heroin -- adverse effects4
- Hookworm Infections -- transmission4
- Hospital Units4
- Hospitals -- history4
- Housing4
- Hungary4
- Hypercholesterolemia -- diet therapy4
- Income4
- Information Dissemination4
- Insect Vectors4
- Internet4
- Inuits4
- Iowa4
- Israel4
- Laird, Melvin R.4
- Legislation as Topic4
- Leisure Activities4
- Library of the Surgeon-General's Office (U.S.)4
- Lions4
- Madagascar4