| Pr | praseodymium; prednisolone; presbyopia; primary; prism; production rate [of steroid hormones]; prola... |
|---|---|
| PRF | partial reinforcement; patient report form; perforin; plasma recognition factor; pontine reticular f... |
| PRH | past relevant history; prolactin releasing hormone |
| PRIH | prolactin release-inhibiting hormone |
| PRL, Prl | prolactin |