article_metadata: Mu Sook Lee Joon Hyouk Choi Young Uck Kim Su Wan Kim
article_metadata: 10.1186/s12245-014-0040-5
article_metadata: Int J Emerg Med
article_metadata: 2014 Sep 30;7:40.
article_metadata: atrioventricular groove constrictive pericarditis ring-shaped pericardial calcification
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/25635200/
article_metadata: PMC4306079
article_metadata: 25635200
article_metadata: Ring-shaped calcific constrictive pericarditis strangling the heart: a case report
article_metadata: 2014