1. Wound Healing and Cytoprotection Research Group, Center for Genetic Engineering and Biotechnology, Ave 31 e/158 and 190, Cubanacan, Playa, P.O. Box 10600, Havana, Cuba
2. National Institute of Angiology and Vascular Surgery, Calzada del Cerro No. 1551, El Cerro, Havana, Cuba
3. Dermatology Department, Center for Surgical and Medical Research, Calle 216 y 11-B, Reparto Siboney, Playa, Havana, Cuba
4. Lin Medical Center, Rehov Vardia 12, 3465712 Haifa, Israel