PT - JOURNAL ARTICLE ED - , TI - Acellular pertussis vaccines were safe and effective AID - 10.1136/ebm.1996.1.149 DP - 1996 Aug 01 TA - Evidence Based Medicine PG - 149--149 VI - 1 IP - 5 4099 - http://ebm.bmj.com/content/1/5/149.short 4100 - http://ebm.bmj.com/content/1/5/149.full SO - Evid Based Med1996 Aug 01; 1