Portal Vein Pulsatility Index as a Potential Risk of Venous Congestion Assessed by Magnetic Resonance Imaging: A Prospective Study on Healthy Volunteers oleh Osama Abou-Arab, Christophe Beyls, Mouhamed Djahoum Moussa, Pierre Huette, Elodie Beaudelot, Mathieu Guilbart, Bruno De Broca, Thierry Yzet, Hervé Dupont, Roger Bouzerar, Yazine Mahjoub