| SDT | sensory detection theory; right sacrotransverse [fetal position] [Lat. sacrodextra transversa]; sign... |
|---|---|
| RSS | rat stomach strip; rectosigmoidoscopy; Russell-Silver syndrome |
| ISI | International Sensitivity Index of reagent/instrument combination |
| AR | absolute risk; accounts receivable; achievement ratio; actinic reticuloid [syndrome]; active resista... |
| BH | base hospital; benzalkonium and heparin; bill of health; birth history; Bishop-Harman [instruments];... |