%0 Journal Article %T Study protocol: a randomized, double-blind, parallel, two-arm, placebo control trial investigating the feasibility and safety of immunoglobulin treatment in COPD patients for prevention of frequent recurrent exacerbations %A Antonio Giulivi %A D. William Cameron %A Gonzalo Alvarez %A Juthaporn Cowan %A Kednapa Thavorn %A Ranjeeta Mallick %A Shawn Aaron %A Sunita Mulpuru %A Venkatesh Thiruganasambandamoorthy %A Vicente Corrales-Medina %J Archive of "Pilot and Feasibility Studies". %D 2018 %R 10.1186/s40814-018-0327-z %X The online version of this article (10.1186/s40814-018-0327-z) contains supplementary material, which is available to authorized users %K Immunoglobulin %K COPD %K COPD exacerbation %K Pilot study %K Randomized clinical trial %K Feasibility and safety %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6087014/