@base . a , , ; , , ; "Circulation." ; ; ; ; "1941-9651" ; ; ; "1941-9651" ; ; "1941-9651" ; "Circulation." , "Circulation. Cardiovascular imaging" ; ; "http://circimaging.ahajournals.org" , "http://gateway.ovid.com/ovidweb.cgi?T=JS&MODE=ovid&PAGE=toc&D=ovft&AN=01337498-000000000-00000" . . a . a ; "1941-9651" ; . a ; ; "20210207011800.0"^^ ; ; . "Maryland" . a ; . a , ; "Circulation. Cardiovascular imaging" . a ; "1941-9651" ; .