Bibliographical noteFunding Information:
Financial support. Meerwaldt Foundation and the Netherlands Organization for Health Research and Development (ZonMw; to D.v.d.B.); NWO-Rubicon grant 2006 (019.2006.1.310.001 D.v.d.B.); and the National Center for Research Resources (NCRR), a component of the National Institutes of Health, and the NIH Roadmap for Medical Research (1 UL1 RR024150).