TY  - RPRT
TI  - Acquired pulmonary stenosis.
AU  - W A Littler
AU  - J B Meade
AU  - D I Hamilton
PY  - 1970
DO  - 10.1136/thx.25.4.465
UR  - https://pubmed.ncbi.nlm.nih.gov/5485008/
ID  - 5485008
ER  -