. . . . . . . "LIDDI_resource:SID2910_SID0615_EID4966" . "DDI between sildenafil and guaifenesin - Event - Arrhythmia."@en . . "DDI between sildenafil and guaifenesin - Event - Arrhythmia. [LIDDI_resource:SID2910_SID0615_EID4966]"@en . . "Webcrawled and annotated using indicated method"@en . . . "2016-04-06T15:04:19.189800"^^ . . . . "2016-04-06T15:04:19.189811"^^ . .