Ryan P Jajosky1, Audrey N Jajosky2, Philip G Jajosky3. 1. Biconcavity Inc., 1106 Spring Mill Dr SW, Lilburn, GA 30047, United States. Electronic address: rjajosk@emory.edu. 2. Case Western Reserve University, University Hospitals Cleveland Medical Center, 11100 Euclid Avenue, Cleveland, OH 44106, United States. 3. Biconcavity Inc., 1106 Spring Mill Dr SW, Lilburn, GA 30047, United States.