TY  - RPRT
TI  - Circulation online only : april 11, 2000
AU  - JT Willerson
PY  - 2000
DO  - 10.1161/01.cir.101.14.1633
UR  - https://pubmed.ncbi.nlm.nih.gov/10758040/
ID  - 10758040
ER  -