Craig Craig TJ TJ Levy Levy RJ RJ Wasserman Wasserman RL RL Bewtra Bewtra AK AK Hurewitz Hurewitz D D Obtułowicz Obtułowicz K K Efficacy of human C1 esterase inhibitor concentrate compared with placebo in acute hereditary angioedema attacks Efficacy of human C1 esterase inhibitor concentrate compared with placebo in acute hereditary angioedema attacks J Allergy Clin Immunol J Allergy Clin Immunol 2009 2009 124 124 801 801 808 808 10.1016/j.jaci.2009.07.017 10.1016/j.jaci.2009.07.017 supplied-pmid 19767078? This evidence concerns the gene C1S and hereditary angioedema.