1. Department of Anesthesiology and Perioperative Medicine Mayo Clinic Rochester Minnesota USA
2. Mayo Clinic Alix School of Medicine Mayo Clinic Rochester Minnesota USA
3. Department of Biomedical Statistics and Informatics Mayo Clinic Rochester Minnesota USA
4. Department of Medicine, Division of Pulmonary and Critical Care Medicine Mayo Clinic Rochester Minnesota USA
5. Patient Blood Management Program Mayo Clinic Rochester Minnesota USA
6. Department of Anesthesiology and Perioperative Medicine, Division of Critical Care Medicine Mayo Clinic Rochester Minnesota USA