| PcB | near point of convergence to the intercentral base line [punctum convergens basalis] |
|---|---|
| 2-PD | two-point discrimination |
| PDM | point distribution model |
| PDP | pattern disruption point; piperidinopyrimidine; platelet-derived plasma; primer-dependent deoxynucle... |
| PE | Edinburgh Pharmacopoeia; pancreatic extract; paper electrophoresis; partial epilepsy; pelvic examina... |