000 00304nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aCirculation
245 _aCirculation : 1983 : Volume 67 : (Tiruvallur)
260 _bThe American Heart Association Inc.
_c1983
300 _a710p.
650 _aCirculation
999 _c3106
_d3106