| SME | severe myoclonic epilepsy |
|---|---|
| SMEI | severe myoclonic epilepsy of infancy |
| SMI | Self-Motivation Inventory; senior medical investigator; severe mental impairment; silent myocardial ... |
| SMR | senior medical resident; sensorimotor rhythm; severe mental retardation; sexual maturity rating; ske... |
| SRDS | severe respiratory distress syndrome |