article_metadata: Giuseppe Gibelli Salvatore Biasi
article_metadata: 10.4103/2211-4122.117985
article_metadata: J Cardiovasc Echogr
article_metadata: 2013 Jan-Mar;23(1):42-44.
article_metadata: absent right superior vena cava dilated coronary sinus left bundle branch block persistent left superior vena cava systemic venous return abnormalities
article_metadata: CC BY-NC-SA
article_metadata: https://pubmed.ncbi.nlm.nih.gov/28465883/
article_metadata: Case Reports
article_metadata: PMC5353436
article_metadata: 28465883
article_metadata: Persistent Left Superior Vena Cava and Absent Right Superior Vena Cava: Not Only an Anatomic Variant
article_metadata: 2013