D. Grados Saso, L. . Bolea-Laderas, A. M. . Martínez-Royo, C. A. . Castillo-Flores, and P. . Irigaray-Sierra, “Encircled heart. Massive circumferential pericardial effusion associated with juvenile autoinflammatory syndrome. Case report”, Rev Ecocardiogr Pract Otras Tec Imag Card (RETIC), vol. 9, no. 1, pp. 23–26, Apr. 2026.