Testing the cognitive effects of tadalafil. Neuropsychological secondary outcomes from the PASTIS trial oleh Mathilde MH Pauls, Jessica Fish, Lauren R Binnie, Philip Benjamin, Shai Betteridge, Brian Clarke, Mohani-Preet K Dhillon, Rita Ghatala, Fearghal AH Hainsworth, Franklyn A Howe, Usman Khan, Christina Kruuse, Jeremy B Madigan, Barry Moynihan, Bhavini Patel, Anthony C Pereira, Egill Rostrup, Anan BY Shtaya, Catherine A Spilling, Sarah Trippier, Rebecca Williams, Robin Young, Thomas R Barrick, Jeremy D Isaacs, Atticus H Hainsworth