APA (7th ed.) Citation

Santos, C., Pedrosa, T., Costa, C. M. A., & Oliveira, J. L. (2013). On the use of OpenEHR in a portable PHR.

Chicago Style (17th ed.) Citation

Santos, Cândido, Tiago Pedrosa, Carlos Manuel Azevedo Costa, and José Luís Oliveira. On the Use of OpenEHR in a Portable PHR. 2013.

MLA (8th ed.) Citation

Santos, Cândido, et al. On the Use of OpenEHR in a Portable PHR. 2013.