PT - JOURNAL ARTICLE AU - David J Pierson TI - Posters and Presentations at the Respiratory Care Open Forum: Valid and Objective, or Biased and Misleading? DP - 2008 Nov 01 TA - Respiratory Care PG - 1436--1440 VI - 53 IP - 11 4099 - http://rc.rcjournal.com/content/53/11/1436.short 4100 - http://rc.rcjournal.com/content/53/11/1436.full