TY  - RPRT
TI  - [Systemic diseases as limitations on thoracic surgical operations].
AU  - R Gross
AU  - G Friedmann
PY  - 1970
DO  - 10.1007/bf01259085
UR  - https://pubmed.ncbi.nlm.nih.gov/5521021/
ID  - 5521021
ER  -