passages.id: 1664
passages.type: sentence
passages.text: A persistent phasic activity pattern was found in 19 of the 21 patients , high frequency phasic activity in 11 of the 21 patients .
entities.id: 1665
entities.type: outcome
entities.text: phasic activity
entities.id: 1666
entities.type: outcome
entities.text: frequency phasic activity