TY  - RPRT
TI  - Tracheal carinal angle in evaluating left atrial size.
AU  - E N Silber
PY  - 1991
DO  - 10.1001/archinte.151.10.2096
UR  - https://pubmed.ncbi.nlm.nih.gov/1834035/
ID  - 1834035
ER  -