| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
|---|---|
| CRB | chemical, radiological, and biological; congenital retinal blindness |
| CRD | carbohydrate-recognition domain; chronic renal disease; chronic respiratory disease; child restraint... |
| CRI | Cardiac Risk Index; catheter-related infection; chronic renal insufficiency; chronic respiratory ins... |
| CROME | congenital cataracts-epileptic fits-mental retardation [syndrome] |