Health Services Research Evaluation Principles

P. S. Sockolow1; P. R. Crawford2,3; H. P. Lehmann2,4,5 1College of Nursing and Health Professions, Drexel University, Philadelphia, PA, USA; 2Division of Health Sciences Informatics, School of Medicine, The Johns Hopkins University, Baltimore, MD, USA; 3Department of International Health, Bloomberg School of Public Health, The Johns Hopkins University, Baltimore, MD, USA; 4Department of Health Policy and Management, Bloomberg School of Public Health, The Johns Hopkins University, Baltimore, MD, USA; 5Department of Biostatistics, Bloomberg School of Public Health, The Johns Hopkins University, Baltimore, MD, USA