. . . . . . . "LIDDI_resource:SID2910_SID1397_EID4966" . "DDI between sildenafil and warfarin - Event - Arrhythmia."@en . . "DDI between sildenafil and warfarin - Event - Arrhythmia. [LIDDI_resource:SID2910_SID1397_EID4966]"@en . . "Webcrawled and annotated using indicated method"@en . . . "2015-07-17T03:42:43.003727"^^ . . . . "2015-07-17T03:42:43.003738"^^ . .