A. M. Aladwani and P. C. Palvia, Developing and validating an instrument for measuring user-perceived web quality, Information & Management, vol.39, issue.6, pp.467-476, 2002.
DOI : 10.1016/S0378-7206(01)00113-6

S. S. Al-gahtani, Modeling the electronic transactions acceptance using an extended technology acceptance model, Applied Computing and Informatics, vol.9, issue.1, pp.47-77, 2011.
DOI : 10.1016/j.aci.2009.04.001

A. Basso and D. G. , First impressions, Proceedings of the 3rd ACM conference on Electronic Commerce , EC '01, pp.137-143, 2001.
DOI : 10.1145/501158.501173

R. Bagozzi, The legacy of the technology acceptance model and a proposal for a paradigm shift, Journal of the Association for Information Systems, vol.8, issue.4, pp.244-254, 2007.

E. F. Ball, C. Smith, N. F. , R. S. Bakalar, and M. , Personal Health Records: Empowering Consumers, Journal of Healthcare Information Management ?, vol.21, issue.1, pp.76-86, 2007.

B. Berendt and O. G. , Privacy in e-commerce, Communications of the ACM, vol.48, issue.4, pp.101-106, 2005.
DOI : 10.1145/1053291.1053295

B. S. Bhatia, A Framework for Determining Success Factors of an E-Commerce Initiative, Journal of Internet Commerce, vol.1, issue.2, pp.63-75, 2002.

A. Bhattacherjee, Acceptance of e-commerce services: the case of electronic brokerages, IEEE Transactions on Systems, Man, and Cybernetics - Part A: Systems and Humans, vol.30, issue.4, pp.411-420, 2000.
DOI : 10.1109/3468.852435

S. D. Brandeis, The Right to Privacy, Harvard Law Review, vol.4, issue.5, pp.193-220, 1890.

L. Chen and J. Tan, Technology Adaptation in E-commerce:, European Management Journal, vol.22, issue.1, pp.74-86, 2004.
DOI : 10.1016/j.emj.2003.11.014

L. Chen, M. L. Gillenson, and D. L. Sherrell, Enticing online consumers: an extended technology acceptance perspective, Information & Management, vol.39, issue.8, pp.705-719, 2002.
DOI : 10.1016/S0378-7206(01)00127-6

D. H. Chervany, What Trust Means in E-Commerce Customer Relationships: An Interdisciplinary Conceptual Typology, International Journal of Electronic Commerce / Winter, vol.6, issue.2, pp.35-59, 2001.

J. E. Collier and C. C. Bienstock, Measuring Service Quality in E-Retailing, Journal of Service Research, vol.30, issue.4, p.260, 2006.
DOI : 10.1177/1094670505278867

. Comscore, U.S. Search Engine Rankings. Retrieved from comScore, 2012.

C. L. Corritore, B. Kracher, and S. Wiedenbeck, On-line trust: concepts, evolving themes, a model, International Journal of Human-Computer Studies, vol.58, issue.6, pp.737-758, 2003.
DOI : 10.1016/S1071-5819(03)00041-7

A. H. Crespo, Explaining B2C e-commerce acceptance: An integrative model based on the framework by Gatignon and Robertson, Interacting with Computers, vol.20, issue.2, pp.212-224, 2008.
DOI : 10.1016/j.intcom.2007.11.005

F. D. Davis, Perceived Usefulness, Perceived Ease of Use, and User Acceptance of Information Technology, MIS Quarterly, vol.13, issue.3, pp.319-340, 1989.
DOI : 10.2307/249008

W. &. Delone, The DeLone and McLean model of information systems success: a ten-year update, Journal of Management Information Systems, vol.19, pp.9-30, 2003.

S. M. Desmedt, October ) Preliminary Analysis of Google+'s Privacy, 18th ACM Conference on Computer and Communications Security, pp.17-21, 2011.

Z. C. Dubinsky, A Conceptual Model of Perceived Customer Value in E-Commerce: A Prelimniary Investigation, Psychology & Marketing, vol.20, issue.4, pp.323-347, 2003.

Y. Dwivedi, N. Rana, H. Chen, and M. Williams, A Meta-analysis of the Unified Theory of Acceptance and Use of Technology (UTAUT) Governance and Sustainability in Information Systems, Managing the Transfer and Diffusion of IT, pp.155-170, 2011.

M. S. Eastin, Diffusion of e-commerce: an analysis of the adoption of four e-commerce activities, Telematics and Informatics, vol.19, issue.3, pp.251-267, 2002.
DOI : 10.1016/S0736-5853(01)00005-3

F. N. Egger, Affective Design of E-commerce User Interfaces: How to Maximise Perceived Trustworthiness, International Conference on Affective Human Factors Design, 2001.

M. Freeman and P. Hyland, The current state of Australian Online Supermarket Usability, ACIS 2003 Proceedings. Paper 102, 2003.

D. Freudenthal, Age differences in the performance of information retrieval tasks, Behaviour & Information Technology, vol.20, issue.1, pp.9-22, 2001.
DOI : 10.1080/01449290110049745

D. Gefen, E. Karahanna, and D. W. Straub, Trust and TAM in Online Shopping: An Integrated Model, MIS Quarterly, vol.27, issue.1, pp.51-90, 2003.

G. Green and D. T. Pearson, Integrating website usability with the electronic commerce acceptance model, Behaviour & Information Technology, vol.5, issue.2, pp.181-199, 2011.
DOI : 10.1016/j.im.2005.04.002

J. R. Griffiths, The Commercialized Web: Challenges for Libraries and Democracy. library trends, pp.539-554, 2005.

L. Han and Y. Jin, A Review of Technology Acceptance Model in the E-commerce Environment. International Conference on Management of e-Commerce and e-Government, pp.28-31, 2009.

B. Hernández, J. Jiménez, and M. J. Martín, Customer behavior in electronic commerce: The moderating effect of e-purchasing experience, Journal of Business Research, vol.63, issue.9-10, pp.964-971, 2010.
DOI : 10.1016/j.jbusres.2009.01.019

M. Hicks, Plug in to customers ? Usability testing, tools help prevent site flaws, reveal secrets to Web success. eWeek, v, 2002.

R. Kalakota, Electronic Commerce: A Manager's Guide, 1997.

C. Kim, R. D. Galliers, N. Shin, J. Ryoo, and J. Kim, Factors influencing Internet shopping value and customer repurchase intention, Electronic Commerce Research and Applications, pp.374-387, 2012.
DOI : 10.1016/j.elerap.2012.04.002

H. Kim, Y. Xu, and S. Gupta, Which is more important in Internet shopping, perceived price or trust? Electronic Commerce Research and Applications 11, pp.241-252, 2012.

I. M. Klopping and E. Mckinney, Extending the Technology Acceptance Model and the Task-Technology Tit model to consumer e-commerce, Information Technology, Learning, and Performance Journal; Spring, vol.22, issue.1, pp.35-48, 2004.

M. Koufaris and W. Hampton-sosa, The development of initial trust in an online company by new customers, Information & Management, vol.41, issue.3, pp.377-397, 2004.
DOI : 10.1016/j.im.2003.08.004

D. Lee, J. Park, and J. Ahn, On the Explanation of Factors Affecting E-Commerce Adoption, ICIS 2001 Proceedings. Paper 14, 2001.

G. Lee and H. Lin, Customer perceptions of e???service quality in online shopping, International Journal of Retail & Distribution Management, vol.33, issue.2, pp.161-176, 2005.
DOI : 10.1108/09590550510581485

M. K. Lee, N. Shi, C. M. Cheung, K. H. Lim, and C. L. Sia, Consumer's decision to shop online: The moderating role of positive informational social influence, Information & Management, vol.48, issue.6, pp.185-191, 2011.
DOI : 10.1016/j.im.2010.08.005

M. Lee, Factors influencing the adoption of internet banking: An integration of TAM and TPB with perceived risk and perceived benefit, Electronic Commerce Research and Applications, vol.8, issue.3, pp.130-141, 2009.
DOI : 10.1016/j.elerap.2008.11.006

C. Liu and K. P. Arnett, Exploring the factors associated with Web site success in the context of electronic commerce, Information & Management, vol.38, issue.1, pp.23-33, 2000.
DOI : 10.1016/S0378-7206(00)00049-5

D. Mcknight, . Harrison-;-chervany, and L. Norman, What Trust Means in E-Commerce Customer Relationships: An Interdisciplinary Conceptual Typology, International Journal of Electronic Commerce, vol.6, issue.2, pp.35-59, 2001.

M. B. Miles and A. M. Huberman, Qualitative data analysis: An expanded sourcebook Sage, 1994.

K. Miller, Communications theories: perspectives, processes, and contexts, 2005.

D. D. Pagliari, Potential of electronic personal health records, BMJ, vol.335, issue.7615, pp.330-333, 2007.
DOI : 10.1136/bmj.39279.482963.AD

P. A. Pavlou, Consumer Acceptance of Electronic Commerce: Integrating Trust and Risk with the Technology Acceptance Model, International Journal of Electronic Commerce, vol.7, issue.3, pp.69-103, 2003.

K. Poelhekke, Over Google's personaliseringsmechanismen, de gevaren ervan en de rol van Google+, 2011.

&. N. Pwc, MoneyTree report. PricewaterhouseCoopers (PwC) and the National Venture Capital Association (NVCA), 2011.

F. F. Reichheld and W. J. Sasser, Zero Defections: Quality Comes to Services, Harvard Business Review, pp.105-111, 1990.

E. M. Rogers, Diffusion of Innovations, 1983.

T. Saarinen and M. Sääksjärvi, Process and product success in information systems development, The Journal of Strategic Information Systems, vol.1, issue.5, pp.266-277, 1992.
DOI : 10.1016/0963-8687(92)90016-P

J. Santos, E???service quality: a model of virtual service quality dimensions, Managing Service Quality: An International Journal, vol.13, issue.3, pp.233-246, 2012.
DOI : 10.1108/09604520310476490

H. Shih, An empirical study on predicting user acceptance of e-shopping on the Web, Information & Management, vol.41, issue.3, pp.351-368, 2004.
DOI : 10.1016/S0378-7206(03)00079-X

J. G. Spiekermann, E-privacy in 2nd generation E-commerce, Proceedings of the 3rd ACM conference on Electronic Commerce , EC '01, 2001.
DOI : 10.1145/501158.501163

T. A. Spil, R. W. Schuring, and M. B. Michel-verkerke, Electronic prescription system: do the professionals use it?, International Journal of Healthcare Technology and Management, vol.6, issue.1, 2004.
DOI : 10.1504/IJHTM.2004.004824

T. A. Spil and M. B. Michel-verkerke, De waarde van informatie in de gezondheidswereld, 2012.

D. C. Sunyaev, Evaluation Framework for Personal Health Records: Microsoft HealthVault vs, Google Health. 43rd Hawaii International Conference on System Sciences, pp.1-10, 2010.
DOI : 10.1109/hicss.2010.192

M. K. Turban, A Trust Model for Consumer Internet Shopping, International Journal of Electronic Commerce, vol.6, pp.75-91, 2011.

G. J. Udo, Privacy and security as mojor barriers for e-commerce: a survey study, Information Management & Computer Security, pp.165-174, 2001.
DOI : 10.1108/eum0000000005808

N. Urbach and B. Muller, The Updated DeLone and McLean Model of Information Systems Success, Information Systems Theory Integrated Series in Information Systems, pp.2012-2013, 2012.

V. A. Venkatesh, A Theoretical Extension of the Technology Acceptance Model: Four Longitudinal Field Studies, Management Science, vol.46, issue.2, pp.186-204, 2000.
DOI : 10.1287/mnsc.46.2.186.11926

V. Venkatesh, M. G. Morris, G. B. Davis, and F. D. Davis, User Acceptance of Information Technology: Toward a Unified View, MIS Quarterly, vol.27, issue.3, pp.425-478, 2003.

Y. Wang, Assessing e-commerce systems success: a respecification and validation of the DeLone and McLean model of IS success, Information Systems Journal, vol.52, issue.2, pp.529-557, 2008.
DOI : 10.1111/j.1365-2575.2007.00268.x

R. K. Yin, Case study research: Design and methods, 1994.

V. A. Zeithaml, A. Parasuraman, and A. Malhotra, Service Quality Delivery through Web Sites: A Critical Review of Extant Knowledge, Journal of the Academy of Marketing Science, vol.30, issue.4, pp.362-375, 2002.
DOI : 10.1177/009207002236911

V. Zeuthaml, L. Berry, and A. Parasuraman, The Behavioral Consequences of Service Quality, Journal of Marketing, vol.60, issue.2, pp.31-46, 1996.
DOI : 10.2307/1251929

T. Zhou and S. Zhang, Examining the Effect of E-commerce Website Quality on User Satisfaction, 2009 Second International Symposium on Electronic Commerce and Security, pp.418-421, 2009.
DOI : 10.1109/ISECS.2009.24

V. Zwass, Electronic commerce: structures and issues, International Journal of Electronic Commerce, vol.1, issue.1 3, 1996.