Raiyatdost, E., Maleki, F., Foroughian, M., Taghipour, N., Kalani, N., & Shojaei, M. "An approach to Euthanasia: a descriptive-analytical study from the doctors’ point of view", Horizon of Medical Education Development, 10, 2, 2020, 9-17. doi: 10.22038/hmed.2019.44510.1006