| PF | pair feeding; peak flow; perfusion fluid; pericardial fluid; periosteal fibroblast; peritoneal fluid... |
|---|---|
| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |
| SFC | soluble fibrin complex; soluble fibrin-fibrinogen complex; spinal fluid count |
| misc | miscarriage; miscellaneous |
| RBA | relative binding affinity; rescue breathing apparatus; right basilar artery; right brachial artery; ... |