| RS | radioscaphoid; random sample; rating schedule; Raynaud syndrome; recipient's serum; rectal sinus; re... |
|---|---|
| SR | sarcoplasmic reticulum; saturation recovery; scanning radiometer; screen; secretion rate; sedimentat... |
| SA | salicylic acid; saline [solution]; salt added; sarcoidosis; sarcoma; scalenus anticus; secondary ame... |
| HBsAg/adr | hepatitis B surface antigen manifesting group-specific determinant a and subtype-specific determinan... |
| LSP | left sacroposterior [fetal position]; linguistic string project; liver-specific protein; lymphocyte-... |