1. Department of Pathology, Texas Tech University Health Sciences Center El Paso, Paul L. Foster School of Medicine , El Paso, TX , US
2. Patient Blood Management and Research, University Medical Center of El Paso , El Paso, TX , US
3. Department of Research, Biostatistics, and Epidemiology, Texas Tech University Health Sciences Center El Paso, Paul L. Foster School of Medicine , El Paso, TX , US
4. Department of Pathology, Dartmouth Hitchcock Medical Center, Dartmouth Geisel School of Medicine , Lebanon, NH , US