Phosphatidylcholine contributes to in vivo (31)P MRS signal from the human liver. - Chmelík, Marek; Valkovic, Ladislav; Wolf, Peter; Bogner, Wolfgang; Gajdosík, Martin; Halilbasic, Emina; Gruber, Stephan; Trauner, Michael; Krebs, Michael; Trattnig, Siegfried; Krssák, Martin; Valkovič, Ladislav; et al. (European Radiology, 2015)