| P&R | pelvic and rectal [examination]; pulse and respiration |
|---|---|
| RC | an electronic circuit containing a resistor and capacitor in series; radiocarpal; reaction center; r... |
| resp | respiration, respiratory; response |
| RHC | resin hemoperfusion column; respiration has ceased; right heart catheterization; right hypochondrium... |
| SR | sarcoplasmic reticulum; saturation recovery; scanning radiometer; screen; secretion rate; sedimentat... |