Moreno Alfonso, J., Pérez Martínez, A., Molina Caballero, A., Busto Aguirreurreta, N., Goñi-Orayen, C., Gil Sáenz, F. and Elcano Sarasibar, L. (2022) “Unusual radiological finding in foreign bodies ingestion: three esophageal coins”, Colombia Médica, 52(4), p. e5005016. doi: 10.25100/cm.v52i4.5016.