. . . . . . . "LIDDI_resource:SID2872_SID2910_EID4965" . "DDI between rituximab and sildenafil - Event - Parkinsonism."@en . . "DDI between rituximab and sildenafil - Event - Parkinsonism. [LIDDI_resource:SID2872_SID2910_EID4965]"@en . . "Webcrawled and annotated using indicated method"@en . . . "2016-04-06T15:04:18.671948"^^ . . . . "2016-04-06T15:04:18.671959"^^ . .