1. Health Economy, Health Systems: Improving Performance. Geneva: WHO 2000. Available from: https://www.who.int/whr/2000/en/whr00_en.pdf.
2. Ghoddoosi-Nejad J, Janati A, Arab-Zozani M, Imani A. Strategic Purchasing in Health System of Iran: A Review Study. Depiction of Health, 2018; 8(4), 260-266. (In Persian).
3. Taylor RS, Drummond MF, Salkeld G, Sullivan SD. Inclusion of cost-effectiveness in licensing requirements for new drugs: a fourth hurdle, BMJ, 2004 23; 329(7472), 972-5. doi: 10.1136/bmj.329.7472.972.
4. Speziale HS, Streubert HJ, Carpenter DR. Qualitative research in nursing: Advancing the humanistic imperative: Lippincott Williams & Wilkins; 2011
5. Patton MQ. Qualitative Research & Evaluation Methods: Integrating Theory and Practice SAGE Publications; 2003.
6. Tangcharoensathien, V., Pitayarangsarit, S., Patcharanarumol, W. Promoting universal financial protection: how the Thai universal coverage scheme was designed to ensure equity. Health Res Policy Sys. 2013; 11, 25. doi: 10.1186/1478-4505-11-25.
7. Graneheim UH, Lundman B. Qualitative content analysis in nursing research: concepts, procedures and measures to achieve trustworthiness. Nurse Educ Today. 2004 Feb;24(2):105-12. doi: 10.1016/j.nedt.2003.10.001.
8. Söderlund N. Possible objectives and resulting entitlements of essential health care packages. Health Policy. 1998 Sep;45(3):195-208. doi: 10.1016/s0168-8510(98)00039-6.
9. Klasa K, Greer SL, van Ginneken E. Strategic Purchasing in Practice: Comparing Ten European Countries. Health Policy. 2018 May;122(5):457-472. doi: 10.1016/j.healthpol.2018.01.014.
10. Gorji HA, Mousavi SMSP, Shojaei A, Keshavarzi A, Zare H. The challenges of strategic purchasing of healthcare services in Iran Health Insurance Organization: a qualitative study. Electron Physician. 2018;10(2):6299-6306. doi:10.19082/6299
11. Ogbuabor, D.C., Onwujekwe, O.E. Scaling-up strategic purchasing: analysis of health system governance imperatives for strategic purchasing in a free maternal and child healthcare programme in Enugu State, Nigeria. BMC Health Serv Res, 2018, 18, 245. https://doi.org/10.1186/s12913-018-3078-x
12. Bastani, P. and Hakimzadeh, S.M. and Rezapour, A. and Panahi, S. and Tahernezhad, A. and Sheikhotayefeh, M. Strategic purchasing in the market of advanced medical equipment: an applied model for developing countries. Health Policy and Technology,2020, 9 (3) 348-355.
13. Saravi N, KamaliNia F, editors. strategic purchasing in healthcare organization of Iran Armed forces. 2nd seminar of health economics; 2012; Tehran: healthcare organization of Iran Armed forces.
)