Citation: Duda SN, Shepherd BE, Gadd CS, Masys DR, McGowan CC. Measuring the quality of observational study data in an international HIV research network. PLoS One. 2012 Apr 6;7(4):e33908. doi: 10.1371/journal.pone.0033908. Epub 2012 Apr 6.
Citation: Duda SN, Shepherd BE, Gadd CS, Masys DR, McGowan CC. Measuring the quality of observational study data in an international HIV research network. PLoS One. 2012 Apr 6;7(4):e33908. doi: 10.1371/journal.pone.0033908. Epub 2012 Apr 6.