Low eukaryotic viral richness is associated with faecal microbiota transplantation success in patients with UC. Issue 8 (24th October 2017) - Conceição-Neto, Nádia; Deboutte, Ward; Dierckx, Tim; Machiels, Kathleen; Wang, Jun; Yinda, Kwe Claude; Maes, Piet; Van Ranst, Marc; Joossens, Marie; Raes, Jeroen; Vermeire, Séverine; Matthijnssens, Jelle