RT Journal Article SR Electronic T1 At what level of hyperkalemia or creatinine elevation should ACE inhibitor therapy be stopped or not started? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 754 OP 760 VO 68 IS 9 A1 Saul Nurko YR 2001 UL http://www.ccjm.org/content/68/9/754.abstract AB