Cita APA (7a ed.)
Boyce, M., Walther, M., Nentwich, H., Kirk, J., Smith, S., & Warrington, S. (2012). TOPS: An internet-based system to prevent healthy subjects from over-volunteering for clinical trials...The Over-volunteering Prevention System. European Journal of Clinical Pharmacology, 68(7), 1019-1025.
Cita Chicago Style (17a ed.)
Boyce, M., M. Walther, H. Nentwich, J. Kirk, S. Smith, y S. Warrington. "TOPS: An Internet-based System to Prevent Healthy Subjects from Over-volunteering for Clinical Trials...The Over-volunteering Prevention System." European Journal of Clinical Pharmacology 68, no. 7 (2012): 1019-1025.
Cita MLA (9a ed.)
Boyce, M., et al. "TOPS: An Internet-based System to Prevent Healthy Subjects from Over-volunteering for Clinical Trials...The Over-volunteering Prevention System." European Journal of Clinical Pharmacology, vol. 68, no. 7, 2012, pp. 1019-1025.
Precaución: Estas citas no son 100% exactas.