 |
| |||
| H1N1 flu; influenza A H1N1 | |||
| |||
| 2009 H1N1 flu; human swine influenza A H1N1; influenza A H1N1; influenza A H1N1 v; Mexican flu; Mexican influenza; North American flu; North American influenza; novel H1N1 flu; novel influenza A H1N1 | |||
| |||
| H1N1 flu; influenza A H1N1 | |||
| gripe A: 14 短语, 3 学科 |
| 医疗的 | 8 |
| 卫生保健 | 5 |
| 药店 | 1 |