Count | |
| 1 | |
| 2 | |
Rickettsia conorii/*classification/genetics/growth & development | 1 |
| 2 | |
| 1 | |
| 2 | |
| 2 | |
| 1 | |
Rickettsia/*classification/*genetics/isolation & purification | 1 |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 4 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
Rickettsia Infections/diagnosis/*epidemiology/etiology/therapy | 1 |
| 2 | |
| 1 | |
| 6 | |
| 1 | |
| 4 | |
| 12 | |
| 3 | |
| 248 | |
| 3 | |
| 1 | |
| 25 | |
| 121 | |
| 47 | |
| 19 | |
| 4 | |
| 9 | |
| 3 | |
| 15 | |
| 54 | |
| 3 | |
| 2 | |
| 1 | |
| 2 | |
| 2 | |
| 1 | |
| 1 | |
| 3 | |
| 51 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 5 | |
| 3 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 105 | |
| 1 | |
| 5 | |
| 1 | |
| 2 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 4 | |
| 3 | |
| 2 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 2 | |
| 1 | |
| 3 | |