Emergency health care systems are vitally important. The effective planning of these systems clearly reduces the response time, which is the main factor in saving lives. Thus, it is important to develop this an interactive area of research. The m ain goal of t his s tudy is t o review t he s tate of research on emergency health care systems of Turkey. Furthermore, by highlighting the deficiencies in the Turkish literature in the area, this study aims to stimulate the, interest of researchers. This study reviews the literature, classifying studies into three areas: evaluation of 112 emergency ambulance services use, determining on optimal ambulance locations, and predictions of call volume. Although there are some studies related with first two areas subjects, it is important to draw attention to the last of these.