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RT @matveyp: #i2b2 streamlined "assessment of feasibility, case–control matching, and clinical data abstraction" http://t.co/Lxoz6AAcFe
RT @matveyp: #i2b2 streamlined "assessment of feasibility, case–control matching, and clinical data abstraction" http://t.co/Lxoz6AAcFe
#i2b2 streamlined "assessment of feasibility, case–control matching, and clinical data abstraction" http://t.co/Lxoz6AAcFe
Use of the i2b2 research query tool to conduct a matched case-control clinical research study: advantages,... http://t.co/IINnFuwQj2
@i2b2 research query tool in a matched case-control clinical research study. http://t.co/DdH1NhUMI1 Johnson et al. 2014