| US/LS | upper strength/lower strength [ratio] |
|---|---|
| exp | expansion; expectorant; experiment, experimental; expiration, expired; exponential function; exposur... |
| expect | expectorant |
| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |
| OET | oral endotracheal tube; oral esophageal tube |