A reduced order model formulation for left atrium flow: an atrial fibrillation case. - Balzotti, Caterina; Siena, Pierfrancesco; Girfoglio, Michele; Stabile, Giovanni; Dueñas-Pamplona, Jorge; Sierra-Pallares, José; Amat-Santos, Ignacio; Rozza, Gianluigi (Biomechanics & Modeling in Mechanobiology, 2024)