authors Reid, M Carrington Engles-Horton, Laura L Weber, MaryAnn B Kerns, Robert D Rogers, Elizabeth L O'Connor, Patrick G
has subject area Adult Age Factors Aged Aged, 80 and over Analgesics, Non-Narcotic Analgesics, Opioid Chronic Disease Comorbidity Drug Utilization Female Humans Male Middle Aged Opioid-Related Disorders Pain Primary Health Care Retrospective Studies United States