000 005730a00a22001690004500
022 _a0009-7322
245 _aCirculation
250 _bSLML:1/2(1950)-49/50(1974);51(1975);55(Jan-June 1977);56(1977)-59/60(1979);62(July - Dec1980);65/66(1982);81(1,2,3,6 1990);82(1990);83(1991);84(1-4,6 1991);90(1994) ;91/92(1995);93(1,3,5-10,12 1996);94(1996);95(1,2,4 1997)
260 _bNew York:American Heart Association
260 _a1950
300 _aS
300 _cC
942 _2ddc
999 _c5306
_d5306