1 Stem Cell Institute, Panama City, Panama. nhriordan@gmail.com.
2 MediStem Panama Inc., Clayton, City of Knowledge, Panama City, Panama. nhriordan@gmail.com.
3 MediStem Panama Inc., Clayton, City of Knowledge, Panama City, Panama.
4 Stem Cell Institute, Panama City, Panama.
5 Cook Advanced Technologies, West Lafayette, IN, USA.
6 Cook Medical Technologies, Bloomington, IN, USA.
7 Department of Surgery, University of Miami School of Medicine, Miami, FL, USA.
8 Department of Translational Neurosciences and Neurotherapeutics, John Wayne Cancer Institute and Pacifc Neuroscience Institute, Santa Monica, CA, USA.