| nasal membranes | 0.54 |
| skin | 0.54 |
| hair follicles | 0.54 |
| perineum of warm-bloode… | 0.54 |
| airway | 0.25 |
| cause disease | 0.70 |
| develop resistance | 0.59 |
| obtain iron | 0.41 |
| cause leprosy | 0.28 |
| cause diphtheria | 0.27 |
| enter the body | 0.23 |
| cause tetanus | 0.23 |
| cause typhoid fever | 0.23 |
| cause syphili | 0.23 |
| cause tuberculosis | 0.16 |
| More » |
| harmful | 0.16 |