1. Bioengineering Graduate Program University of Puerto Rico Mayaguez Mayaguez Puerto Rico USA
2. Regenerative Bioscience Center, Rhodes Center for ADS University of Georgia Athens Georgia USA
3. School of Chemical, Materials and Biomedical Engineering University of Georgia Athens Georgia USA
4. Ralph E. Martin Department of Chemical Engineering University of Arkansas Fayetteville Arkansas USA
5. Department of Chemical Engineering University of Puerto Rico Mayagüez Mayagüez Puerto Rico USA