A large mass inside the left atrium?
["Siniscalchi, Carmine", "Rolli, Luigi", "Balestra, Valeria", "Gaibazzi, Nicola"]
European heart journal 2015
Apr 1. A large mass inside the left atrium? Siniscalchi C(1), Rolli L(2), Balestra V(2), Gaibazzi N(2).