TY  - RPRT
TI  - [Proposal for echocardiographic codification using a database. Prepared by the Echocardiography Study Group of the Italian Society of Cardiology and the Italian Society of Cardiovascular Echography].
PY  - 1988
UR  - https://pubmed.ncbi.nlm.nih.gov/3167912/
ID  - 3167912
ER  -