PT - JOURNAL ARTICLE ED - Cleveland Clinic TI - 1994 Reviewers DP - 1994 Nov 01 TA - Cleveland Clinic Journal of Medicine PG - 474--474 VI - 61 IP - 6 4099 - http://www.ccjm.org/content/61/6/474.short 4100 - http://www.ccjm.org/content/61/6/474.full SO - Cleve Clin J Med1994 Nov 01; 61