¹Department of Medicine, Renal, Electrolyte and Hypertension Division, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania

²Department of Biostatistics, Epidemiology, and Informatics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania

³Department of Internal Medicine, Section of General Medicine, Yale School of Medicine, New Haven, Connecticut

⁴Pain Research, Informatics, Multimorbidities and Education Center for Innovation, VA Connecticut Healthcare System, West Haven, Connecticut

Correspondence: Dr. William C. Becker, VA Connecticut Healthcare System, Mailcode 151 Bravo, 950 Campbell Avenue, West Haven, CT 06516. Email: [email protected]

See related article, “Gabapentin, Concomitant Prescription of Opioids, and Benzodiazepines among Kidney Transplant Recipients,” on pages 91–98.