___

• Akaike, H. (1973). Information Theory and an Extension of the Maximum Likelihood Principle. In B. N. Petrov, & F. Csaki (Eds.), Proceedings of the 2nd International Symposium on Information Theory (pp. 267-281). Budapest: Akademiai Kiado
• Cameron, A.C., Trivedi, P. K. (1998). Regression Analysis of Count Data, Cambridge University Press, United Kingdom. Committee on Economic, Social and Cultural Rights. The right to the highest attainable standard of health: 11/08/2000. E/C.12/2000/4, CESCR General Comment 14. Twenty-second session Geneva, 25 April–12 May 2000 Agenda item 3
• Donabedian A. (1972). Models for organising the delivery of personal health services and criteria for evaluating them. Milbank Memorial Fund Quarterly 1972; 50: 103–154
• Frost, L. J. and Reich. M. R. (2008). Access- How do good health technologies get to poor people in poor countries? Massachusetts: Harvard University Press
• Goddard, M., Smith, P. (2001). Equity of access to health care services: Theory and evidence from the UK. Social Science & Medicine 53 (2001): 1149–1162. Gulliford, M., Figueroa-Munoz, J., Morgan, M., Hughes, D., Gibson, B., Beech, R., Hudson, M. (2002). What does `access to health care’ mean? Journal of Health Services Research & Policy, 7(3):186–188.
• Hofstetter, H., Dusseldorp, E., Zeileis, A., Schuller, A. A. (2016). Modeling Caries Experience: Advantages of the Use of the Hurdle Model. Caries Res; 50, 517-526. doi: https://doi.org/10.1159/000448197 .
• Hogerzeil, H. V. And Mirza, Z. (2011). Access to Essential Medicines as Part of The Right to Health- The World Medicines Situation Report, 3rd edition http://www.who.int/medicines/areas/policy/world_medicines_situation/en/
• Hu, M.C., Pavlicova, M., Nunes, E., (2011). Zero-Inflated and Hurdle Models of Count Data with Extra Zeros: Examples from an HIV-Risk Reduction Intervention Trial. The American journal of drug and alcohol abuse, 37, 367-75. https://doi.org/10.3109/00952990.2011.597280.
• Hunt, P., and Khosla, R. (2008). "The human right to medicines", SUR 8 (2008), accessed October 15, 2020, https://sur.conectas.org/en/human-right-medicines/
• J.F. Levesque, M.F. Harris and G. Russell. Patient-center access to health care: conceptual access of the interface of health system and populations. International Journal for Equity in Health, 12-18, 2013
• Mechanic D. Illness behaviour. In: Medical sociology. A comprehensive text, 2nd edn. New York: The Free Press, 1978: 249–289
• Millman ML. (1993). Access to health care in America. Washington, DC: Institute of Medicine, National Academy Press,
• Mooney GH. Equity in health care: confronting the confusion. Effective Health Care 1983; 1: 179–185.
• Mooney GH. And now for vertical equity? Some concerns arising from aboriginal health in Australia. Health Economics 1996; 5: 99–103
• Mullahy, J. (1986). Spcification and testing in some modificd count data models. Journal of Econometrics, 33:341–365.
• Penchansky R, Thomas JW. The concept of access: definition and relationship to consumer satisfaction. Med Care 1981;19:127-40.
• Penchansky R. The Concept of Access, a Definition. National Health Planning Information Center, Bureau of Health Planning Resources Development, Department of Health, Education and Welfare 1977.
• Racher FE, Vollman AR. Exploring the dimensions of access to health services: implications for nursing research and practice. Res Theory Nurs Pract 2002;16:77-90.
• Schwarz, G. (1978) Estimating the Dimension of a Model. Annals of Statistics, 6, 461-464. http://dx.doi.org/10.1214/aos/1176344136.
• Sheu, M. L., Hu, T. W., Keeler, T. E., Ong, M., & Sung, H. Y. (2004). The effect of a major cigarette price change on smoking behavior in California: A zero-inflated negative binomial model. Health Economics, 13(8), 781-791. https://doi.org/10.1002/hec.849.
• Stepurko, T., Pavlova, M., Groot, W. (2016). Overall satisfaction of health care users with the quality of and access to health care services: a cross-sectional study in six Central and Eastern European countries BMC Health Services Research, 16(342):1-13. DOI 10.1186/s12913-016-1585-1
• Thomas JW, Penchansky R. Relating satisfaction with access to utilization of services. Med Care 1984;22:553.
• Zeileis, A., Kleiber, C., Jackman, S. (2008). Regression Models for Count Data in R. Journal of Statistical Software, 27(8), 1 - 25. http://dx.doi.org/10.18637/jss.v027.i08.
• Vuong, Q. H., (1989), Likelihood Ratio Tests for Model Selection and Non-nested Hypotheses, Econometrica,57(2),307-33, https://EconPapers.repec.org/RePEc:ecm:emetrp:v:57:y:1989:i:2:p:307-33.
• WHO (2004). The World Medicines Situation
• WHO (2008). Closing the gap in a generation : health equity through action on the social determinants of health : final report of the commission on social determinants of health
• Xu, T., Zhu, G., Han, S. (2017). Study of depression influencing factors with zero-inflated regression models in a large-scale population survey. BMJ open, 7(11), e016471. https://doi.org/10.1136/bmjopen-2017-016471 .