authors Partin, Melissa R Burgess, Diana J Halek, Krysten Grill, Joseph Vernon, Sally W Fisher, Deborah A Joan Griffin, PhD Murdoch, Maureen
has subject area Aged Colorectal Neoplasms Epidemiologic Methods Female Humans Informed Consent Male Medical Records Middle Aged Patient Acceptance of Health Care Patient Participation Research Design Socioeconomic Factors Veterans