Cita APA

van de Wetering, F. T., Scholten, R. J. P. M., Haring, T., Clarke, M., & Hooft, L. (2012). Trial Registration Numbers Are Underreported in Biomedical Publications. Public Library of Science.

Citación estilo Chicago

van de Wetering, Fleur T., Rob J. P. M. Scholten, Tamara Haring, Michael Clarke, y Lotty Hooft. Trial Registration Numbers Are Underreported in Biomedical Publications. Public Library of Science, 2012.

Cita MLA

van de Wetering, Fleur T., et al. Trial Registration Numbers Are Underreported in Biomedical Publications. Public Library of Science, 2012.