National Institute of Health: 27 phrases in 13 subjects |
Astronautics | 1 |
Aviation medicine | 1 |
Ecology | 1 |
Economy | 1 |
Energy industry | 1 |
General | 2 |
Medical | 12 |
Occupational health & safety | 1 |
Surgery | 1 |
Tengiz | 1 |
United Kingdom | 1 |
United States | 2 |
Water supply | 2 |