1 Center for Clinical Trials and Evidence Synthesis, Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, 615 North Wolfe Street, Baltimore, MD, 21205, USA. emw@jhu.edu.
2 Center for Clinical Trials and Evidence Synthesis, Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, 615 North Wolfe Street, Baltimore, MD, 21205, USA.
3 Department of Gastroenterology and Hepatology, Johns Hopkins School of Medicine, 600 North Wolfe Street, Blalock 449, Baltimore, MD, 21287, USA.
4 Department of Neurology, Johns Hopkins School of Medicine, 855 North Wolfe Street, Baltimore, MD, 21205, USA.
5 Laboratory for Computational Sensing and Robotics, Johns Hopkins Whiting School of Engineering, 3400 North Charles St., Baltimore, MD, 21218, USA.
6 Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health, 615 North Wolfe Street, Baltimore, MD, 21205, USA.
7 Behavioral Biology, Center for Mind-Body Research, Johns Hopkins School of Medicine, 5501 Hopkins Bayview Circle, Baltimore, MD, 21224, USA.
8 Psychiatry and Behavioral Sciences, Johns Hopkins School of Medicine, 500 North Broadway, Suite 305, Baltimore, MD, 21205, USA.
9 The TMJ Association, Ltd., P.O. Box 26770, Milwaukee, WI, 53226-0770, USA.
10 Peabody Institute, Johns Hopkins University, 1 East Mount Vernon Place, Baltimore, MD, 21202, USA.
11 Welch Medical Library, Johns Hopkins School of Medicine, 615 North Wolfe Street, Baltimore, MD, 21205, USA.
12 Department of Mental Health, Johns Hopkins Bloomberg School of Public Health, 624 North Broadway, Baltimore, MD, 21205, USA.
13 University of Maryland School of Pharmacy, 220 Arch Street, Baltimore, MD, 21201, USA.
14 Center for Public Health and Human Rights, Johns Hopkins School of Medicine, 615 N Wolfe St, Baltimore, MD, 21205, USA.
The correct title of the article [1] should be "Integrating multiple data sources (MUDS) for meta-analysis to improve patient-centered outcomes research: a protocol".