| CBA | chronic bronchitis and asthma; cost-benefit analysis |
|---|---|
| CBDC | chronic bullous disease of children |
| CBH | chronic benign hepatitis; cutaneous basophilic hypersensitivity |
| CBL | circulating blood lymphocytes; chronic blood loss; cord blood leukocytes |
| CBMMP | chronic benign mucous membrane pemphigus |