Pre-Hospital Emergency Services With Emphasis on Traffic Accidents: A Case Study in Mashhad, Iran oleh Hossein Ebrahimipour, Reza Vafaee Nazhad, Ali Vafaee Najar, Mehdi Yousefi, Elahe Houshmand, Seyede Elahe Hosseini, Hajar Haghighi, Payam Mahmoudian