B: 31 phrases in 13 subjects |
Abbreviation | 14 |
American stock exchange | 1 |
Biochemistry | 1 |
Immunology | 1 |
Latin | 1 |
Medical | 2 |
NASDAQ | 3 |
New York Stock Exchange | 2 |
Non-governmental organizations | 1 |
Physiology | 2 |
Rail transport | 1 |
Stock Exchange | 1 |
Veterinary medicine | 1 |