APA (7th ed.) Citation

Martins, C., Azevedo, L. F., Ribeiro, O., Sá, L., Santos, P., Couto, L., . . . Hespanhol, A. P. (2013). A population-based nationwide cross-sectional study on preventive health services utilization in Portugal--what services (and frequencies) are deemed necessary by patients? Public Library of Science (PLoS).

Chicago Style (17th ed.) Citation

Martins, Carlos, Luís F. Azevedo, Orquídea Ribeiro, Luísa Sá, Paulo Santos, Luciana Couto, Altamiro Costa-Pereira, and Alberto P. Hespanhol. A Population-based Nationwide Cross-sectional Study on Preventive Health Services Utilization in Portugal--what Services (and Frequencies) Are Deemed Necessary by Patients? Public Library of Science (PLoS), 2013.

MLA (8th ed.) Citation

Martins, Carlos, et al. A Population-based Nationwide Cross-sectional Study on Preventive Health Services Utilization in Portugal--what Services (and Frequencies) Are Deemed Necessary by Patients? Public Library of Science (PLoS), 2013.