PT - JOURNAL ARTICLE AU - Gordon, Steven M. TI - Pre-event smallpox vaccination: Unresolved issues DP - 2003 Feb 01 TA - Cleveland Clinic Journal of Medicine PG - 80--86 VI - 70 IP - 2 4099 - http://www.ccjm.org/content/70/2/80.short 4100 - http://www.ccjm.org/content/70/2/80.full SO - Cleve Clin J Med2003 Feb 01; 70