Subjects
- Gift Giving2
- HIV1
- HIV Infections -- transmission1
- Head Protective Devices2
- Health Knowledge, Attitudes, Practice2
- Health Promotion1
- Holidays1
- Indians, North American2
- Infectious Disease Transmission, Vertical -- prevention & control3
- Military Personnel8
- Mining1
- Nederlandse Rode Kruis.1
- Needle Sharing -- adverse effects3
- Needles -- standards1
- Netherlands1
- Occupational Health1
- Red Cross3
- Safe Sex1
- Safety2
- Surgical Procedures, Operative1