MCQOPTIONS
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| 1. |
Crohn's disease may be caused by |
| A. | Cytomegalo virus (CMV) |
| B. | Mycoplasma |
| C. | Clostridium difficle |
| D. | Mycobacteruium paratuberculosis |
| Answer» D. Mycobacteruium paratuberculosis | |