Povar Echeverría, M.; Hurtado Rodríguez, G.; Moreno Esteban, E. M.; Auquilla Clavijo, P. E. Intracardiac Thrombosis Associated With a Pacemaker Lead in a Patient With Antiphospholipid Syndrome. Rev Ecocardiogr Pract Otras Tec Imag Card (RETIC) 2022, 5, 37-40.