[1] Univ Valladolid, IOBA Inst Appl Ophthalmobiol, Valladolid, Spain
[2] Inst Salud Carlos III, CIBER BBN Biomed Res Networking Ctr Bioengn, Valladolid, Spain
[3] Clin Univ Hosp, Dept Ophthalmol, Valladolid, Spain
[4] Reg Ctr Regenerat Med & Cell Therapy, Leon, Spain