| CRD | carbohydrate-recognition domain; chronic renal disease; chronic respiratory disease; child restraint... |
|---|---|
| RD | radial deviation; radiology department; rate difference; Raynaud disease; reaction of degeneration; ... |
| CD | cadaver donor; canine distemper; canine dose; carbohydrate dehydratase; carbon dioxide; cardiac dise... |
| RFT | respiratory function test; rod-and-frame test; right frontotransverse [fetal position] |
| RMCH | rod monochromacy or monochromatism |