TY  - RPRT
TI  - Circulation online only : march 14, 2000
AU  - JT Willerson
PY  - 2000
DO  - 10.1161/01.cir.101.10.1079
UR  - https://pubmed.ncbi.nlm.nih.gov/10715249/
ID  - 10715249
ER  -