TY - JOUR TI - Perioperative regional anesthesia complications in geriatric patients: clinical report AU - Polat, R. AU - Bumin Aydın, G. AU - Ergil, J. AU - Sayın, M. JO - European Archives of Medical Research PY - 2015 VL - 31 SP - 55 EP - 60 DO - 10.5222/otd.2015.055 ER -