. . . . . . . "LIDDI_resource:SID0535_SID0026_EID4970" . "DDI between fentanyl and acetylcysteine - Event - Bradycardia."@en . . "DDI between fentanyl and acetylcysteine - Event - Bradycardia. [LIDDI_resource:SID0535_SID0026_EID4970]"@en . . "Webcrawled and annotated using indicated method"@en . . . "2016-04-06T15:03:47.676506"^^ . . . . "2016-04-06T15:03:47.676517"^^ . .