1 Division of Gastroenterology, University of California, San Diego, La Jolla, California; Division of Biomedical Informatics, University of California, San Diego, La Jolla, California.
2 Predictive Health LLC, Paradise Valley, Arizona; Family/Community and Preventive Medicine, University of Arizona College of Medicine - Phoenix, Phoenix, Arizona.
3 Biostatistics Unit, Altman Clinical and Translational Research Institute, La Jolla, California.
4 Clinical Research and Strategy, Health Care Service Corporation, Richardson, Texas.
5 Division of Gastroenterology, University of California, San Diego, La Jolla, California.