1. Department of Anesthesia and Perioperative Medicine, Mayo Clinic, Phoenix, Arizona, USA.
2. Mayo Clinic Alix School of Medicine, Scottsdale, Arizona, USA.
3. Division of General Internal Medicine, Department of Integrative Medicine, Mayo Clinic, Phoenix, Arizona, USA.
4. Post-Anesthesia Care Unit, Department of Nursing, Mayo Clinic, Phoenix, Arizona, USA.
5. Division of Clinical Trials and Biostatistics, Department of Quantitative Health Sciences, Mayo Clinic in Arizona, Scottsdale, Arizona, USA.
6. Division of Women's Health Internal Medicine, Department of Medicine, Mayo Clinic, Scottsdale, Arizona, USA.