000 00272nam a2200097Ia 4500
008 220809s1997 xx 000 0 und d
041 _aeng
245 _aCirculation Vol.96, No.9-12, Nov-Dec 1997
260 _aUSA
_bAmerican Heart Association
_c1997
520 _aBack Volume
999 _c160522
_d160522