TY  - RPRT
TI  - Resolution problems in echocardiology: a source of interpretation errors.
AU  - J Roelandt
AU  - W G van Dorp
AU  - N Bom
AU  - J D Laird
AU  - P G Hugenholtz
PY  - 1976
DO  - 10.1016/0002-9149(76)90321-0
UR  - https://pubmed.ncbi.nlm.nih.gov/1108633/
ID  - 1108633
ER  -