perturbação : 201 phrase in 24 subjects |
Antennas and waveguides | 1 |
Automatic control | 2 |
Communications | 12 |
Earth sciences | 9 |
Economy | 2 |
Electricity generation | 1 |
Electronics | 12 |
Environment | 10 |
Finances | 5 |
General | 6 |
Health care | 63 |
International Monetary Fund | 4 |
Labor law | 2 |
Law | 5 |
Life sciences | 6 |
Magnetics | 11 |
Mathematics | 4 |
Medical | 35 |
Metallurgy | 1 |
Natural sciences | 1 |
Politics | 2 |
Social science | 1 |
Statistics | 4 |
Transport | 2 |