作者单位:Outcomes Res ConsortiumUniv Calif Los Angeles University of California System University of[1]Demed Med[2]Demed MedCtr Biomed Res CREB Universitat Politecnica de Catalunya UPC Barcelonatech[3]Demed MedCtr Biomed Res CREB Universitat Politecnica de Catalunya UPC Barcelonatech University[4]