| Value | Category |
|---|---|
| BLOOD TRANSFUSION | |
| DRINKING CONTAMINATED TREATED MILK | |
| ENVIRONMENT | |
| FROM MOTHER TO CHILD | |
| HEAVY WORK | |
| SHARING A CONGESTED DUSTY ROOM | |
| SHARING A VEHIGLE. | |
| SHARING SHARP OBJECTS | |
| SHARP ITEMS | |
| THROUGH BACTERIA | |
| THROUGH EATING RAW MEAT | |
| THROUGH FLU | |
| THROUGH SHARNG THINGS LIKE RAZOR BLADES | |
| USING NEEDLES | |
| WALKING LONG DISTANCES |