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HJALMARSON, AKE; FAGERBERG, SIDNEY GOLDSTEIN BJÖRN; WREDEL, HANS; WAAGSTEIN, FINN; KJEKSHUS, JOHN; WIKSTRAND, JOHN; EL ALLAF, DIA; VÍTOVEC, JIRÍ; ALDERSHIVILE, JAN; HALINEN, MATTI; DIETZ, RAINER; NEUHAUS, KARL-LUDWIG; JÁNOSI, ANDRÁS; THORGEIRSSON, GUDMUNDUR; DUNSELMAN, PETER H.J.M.; GULLESTAD, LARS; KUCH, JERZY; HERLITZ, JOHAN; RICKENBACHER, PETER; BALL, STEPHEN; GOTTLIEB, STEPHEN PRAKASH DEEDWANIA FOR THE MERIT-HF STUDY GROUP Author Information
Hjalmarson et al. (Fri,) studied this question.