TY  - RPRT
TI  - Studies on the coronary microcirculation by direct visualization.
AU  - K Hellberg
AU  - H Wayland
AU  - A L Rickart
AU  - R J Bing
PY  - 1972
DO  - 10.1016/0002-9149(72)90158-0
UR  - https://pubmed.ncbi.nlm.nih.gov/5021488/
ID  - 5021488
ER  -