| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is naturally acquired passive immunity | 1.36 | 0.8 | 2609 | 42 |
| naturally acquired active immunity vs passive | 0.03 | 0.4 | 2224 | 24 |
| define naturally acquired passive immunity | 0.13 | 0.5 | 6724 | 86 |
| a. naturally acquired passive immunity | 1.47 | 0.3 | 9681 | 6 |
| naturally acquired passive immunity | 1.64 | 0.3 | 2131 | 14 |
| passive naturally acquired immunity process | 0.07 | 0.8 | 1559 | 36 |
| naturally acquired passive immunity examples | 0.86 | 0.9 | 3744 | 72 |
| active acquired vs passive acquired immunity | 0.59 | 0.8 | 7206 | 69 |
| acquired immunity active and passive | 1.65 | 0.8 | 6173 | 68 |
| naturally acquired passive immunity example | 0.22 | 0.9 | 9357 | 5 |
| passive vs acquired immunity | 1.13 | 0.7 | 7866 | 91 |
| natural active immunity vs natural passive | 0.3 | 0.3 | 7820 | 90 |
| passive natural acquired immunity process | 1.41 | 0.1 | 3051 | 7 |
| natural active and natural passive immunity | 0.81 | 0.6 | 2076 | 94 |
| active passive artificial natural immunity | 0.66 | 0.4 | 1257 | 56 |
| passive or active immunity | 0.45 | 0.4 | 6988 | 21 |
| natural vs passive immunity | 1.99 | 0.9 | 2055 | 51 |
| passive versus active immunity | 0.42 | 0.8 | 3426 | 71 |
| passive and natural immunity | 0.42 | 0.9 | 1520 | 97 |
