M. Thieren, Health information systems in humanitarian emergencies, Bulletin of the World Health Organization, vol.83, issue.8, pp.584-593, 2005.

, The State Of The Humanitarian System, ALNAP, 2015.

W. J. Orlikowski and C. S. Iacono, Research Commentary: Desperately Seeking the "IT" in IT Research -A Call to Theorizing the IT Artifact, Information Systems Research, vol.12, issue.2, pp.121-134, 2001.

J. J. Gibson, The Ecological Approach to Visual Perception, 1979.

T. Stoffregen, Affordances as Properties of the Animal-Environment System, Ecological Psychology, vol.15, issue.2, pp.115-134, 2003.

A. Chemero, An Outline of a Theory of Affordances, Ecological Psychology, vol.15, issue.2, pp.181-195, 2003.

A. Chemero and M. Turvey, Complexity, hypersets, and the ecological approach to perception-action, Biological Theory, vol.2, pp.1-14, 2007.

D. M. Strong, O. Volkoff, S. A. Johnson, L. R. Pelletier, B. Tulu et al., A Theory of Organization-EHR Affordance Actualization, Journal of the Association for Information Systems, vol.15, issue.2, pp.56-85, 2014.

A. Lanamaki, D. Thapa, and K. Stendal, When is an Affordance? Outlining Four Stances, IFIP International Federation for Information Processing, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01619198

G. Hausvik and D. Thapa, What You See is Not What You Get" -Challenges in Actualization of EHR Affordances, International Conference on Information Systems Proceedings, 2016.

S. Sahay, S. M. Mekonnen, A. A. Gizaw, and J. I. Saebø, Interplay of Institutional Logics and Implications for Deinstitutionalization" Information Technologies and International Development, 2010.

D. C. North, Institutions, Institutional Change and Economic Performance, 1990.

W. W. Powell and P. Dimaggio, The Iron Cage Revisited: Institutional Isomorphism and Collective Rationality in Organizational Fields, American Sociological Review, vol.48, pp.147-160, 1983.

W. J. Orlikowski and S. R. Barley, Technology and Institutions: What Can Research on Information Technology and Research on Organizations Learn from Each Other?, MIS Quarterly, vol.25, issue.2, pp.145-165, 2001.

R. R. Alford and . R. Friedland, Powers of Theory: Capitalism, the State and Democracy, 1995.

R. R. Alford and . R. Friedland, Bringing Society Back In: Symbols, Practices, and Institutional Contradictions, pp.232-263, 1991.

B. Piotti, B. Chilundo, and S. Sahay, An Institutional Perspective on Health Sector Reforms and the Process of Reframing Health Information Systems, The Journal of Applied Behavioral Science, vol.42, issue.1, pp.91-109, 2006.

. Msf-web-site, About us

. Msf-spain, MSF Spain Annual Report, 2017.

G. Walsham, Interpretive case studies in IS research: nature and method, European Journal of Information Systems Proceedings, vol.4, issue.2, pp.74-81, 1995.

M. M. Vila-pozo and S. Sahay, Humanitarian Health Information Systems: Different challenges and responses, European Conference on Information Systems Proceedings, 2018.

G. Walsham, Are we making a better world with ICTs? Reflections on a future agenda for the IS field, Journal of Information Technology, vol.27, pp.87-93, 2012.