Assessment of the MRI and behavioral test results in focal cerebral ischemia reperfusion model in rat after separate and combined use of mouse-derived neural progenitor cells, human-derived neural progenitor cells and atorvastatin - Tahta, Alican; Izgi, Nail; Onder, Tugba Bagci; Erdag, Ece; Aras, Yavuz; Genc, Cetin (Turkish neurosurgery, 2018)