| HPL | human parotid lysozyme; human peripheral lymphocyte; human placental lactogen |
|---|---|
| PFR | parotid flow rate; peak flow rate |
| PG | paregoric; parotid gland; pentagastrin; pepsinogen; peptidoglycan; Pharmacopoeia Germanica; phosphat... |
| PS | pacemaker syndrome; paired stimulation; paradoxical sleep; paraspinal; parasympathetic; Parkinson sy... |