PT - JOURNAL ARTICLE AU - John D. Clough TI - ‘Obvious’ answers aren’t always so simple DP - 2003 Jun 01 TA - Cleveland Clinic Journal of Medicine PG - 487--487 VI - 70 IP - 6 4099 - http://www.ccjm.org/content/70/6/487.short 4100 - http://www.ccjm.org/content/70/6/487.full SO - Cleve Clin J Med2003 Jun 01; 70