This paper is in the following e-collections/theme issues:

Medicine 2.0'11 (Full Paper of Conference Presentation)  Medicine 2.0'11 (Stanford) 

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Works citing "To Use or Not to Use – Practitioners’ Perceptions of an Open Web Portal for Young Patients With Diabetes"

Sam Nordfeldt, Teresia Ängarne-Lindberg, Carina Berterö
J Med Internet Res 2012 (Nov 09); 14(6):e154 

According to Crossref, the following articles are citing this article (DOI 10.2196/jmir.1987):

(note that this is only a small subset of citations)

1. Katina PF, Ariel Pinto C, Bradley JM, Hester PT. Interdependency-induced risk with applications to healthcare. International Journal of Critical Infrastructure Protection 2014;7(1):12 [CrossRef]
2. Amrita , Biswas D. Health Care Social Media: Expectations of Users in a Developing Country. Medicine 2.0 2013;2(2):e4 [CrossRef]
3. Hanberger L, Ludvigsson J, Nordfeldt S. Use of a Web 2.0 Portal to Improve Education and Communication in Young Patients With Families: Randomized Controlled Trial. Journal of Medical Internet Research 2013;15(8):e175 [CrossRef]