1. Alaeddini, F., Fatemi, R., Ranjbaran, H., Feizzadeh, A., Ardalan, A., Hosseinpoor, A., & Razavi, A. (2005). The inclination to immigration and the related factors among Iranian physicians. Hakim, 8(3), 9-15 (in Persian).
2. Asadi, H., Ahmadi, B., Nejat, S., Sari, A.A., Garavand, A., Kia, A.A., & Hasoumi, M. (2018). Factors influencing the migration of Iranian healthcare professionals: A qualitative study. PloS one, 13(6), 1-11.
3. Charmaz, K. (2014). Constructing grounded theory. London: Sage.
4. Ensafnews (2016). Retrieved from www.ensafnews.com (in Persian).
5. Flick, U. (2014). An introduction to qualitative research. Sage Publications Limited.
6. Ghaneirad, M.A. (2017). Knowledge elite: Partnership or migration?. Tehran: Institute of Social and Cultural Studies (in Persian).
7. Javaheri, F., & Serajzadeh, S.S. (2005). Leaving behind the home: A study on the attitude of university students towards migration to foreign countries. Journal of the Faculty of Literature and Humanities (Kharazmi University), 13(50-51), 53-88 (in Persian).
8. Lee, E., & Moon, M. (2013). Korean nursing student’s intention’ to migrate abroad. Nurse Education Today, In Press.
9. Medical System Organization (MSO). (2019). Retrieved fromwww. asriran.com (in Persian).
10. Oneil, T., Fleury, A., & Foresti, M. (2016). Women on the move migration, gender equality and the 2030 Agenda for sustainable development. Federal Department of Foreign Affairs FDFA, Swiss Agency for Development and Cooperation SDC.
11. Panahi, R. (2012). Factors affecting the brain drain from Iran. Journal of Basic and Applied Scientific Research, 2(3), 3003-3015.
12. Salimi, Kh. (2019). Studying the degree of Tehran university student's tendency to educational migration and factors affecting it. Faculty of Literature and Humanities, Dissertation for the MA of Social Science Research, University of Kharazmi Tehran (in Persian).
13. Shahabadi, A., SepehrDoust, S., & Jamebozorgi, A. (2012). The effect of protection of intellectual property rights on brain drain from selected developing and developed countries. Journal of Scientific and Technology Policy, 5(1), 87-98 (in Persian).
14. Shahbazi, M. (2014). Immigration of the scientific elite in the age of globalization. Tehran: Neda Aryan Publishing (in Persian).
15. Tabrizi, M. (2014). Qualitative content analysis from the perspective of deductive and inductive approach. Journal of Social Sciences, 64, 105-38 (in Persian).
16. Tavakol, M. (2011). Brain drain: Problems and solutions. Islamic Perspective, 8, 161-171.
17. Tayebi, S.K., Emadzadeh, M., & Rostami, H. (2011). The effect of brain drain on economic growth of developing countries. Journal of Economic Growth and Development Research, 1(2), 71-94 (in Persian).
18. Zolfigol, M.A. (2004). Gene migration. Journal Management System, 14(34), 13-22 (in Persian).