| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| SER | sebum excretion rate; sensitizer enhancement ratio; sensory evoked response; service; smooth endopla... |
| LAS | laboratory automation system; lateral amyotrophic sclerosis; laxative abuse syndrome; left anterior-... |
| lax | laxative; laxity |
| lax | oc laxative of choice |