Cita APA (7a ed.)

Wright, E., Schofield, P. T., Seed, P., & Molokhia, M. (2012). Bisphosphonates and risk of upper gastrointestinal cancer--a case control study using the General Practice Research Database (GPRD). Public Library of Science (PLoS).

Cita Chicago Style (17a ed.)

Wright, Ellen, Peter T. Schofield, Paul Seed, y Mariam Molokhia. Bisphosphonates and Risk of Upper Gastrointestinal Cancer--a Case Control Study Using the General Practice Research Database (GPRD). Public Library of Science (PLoS), 2012.

Cita MLA (8a ed.)

Wright, Ellen, et al. Bisphosphonates and Risk of Upper Gastrointestinal Cancer--a Case Control Study Using the General Practice Research Database (GPRD). Public Library of Science (PLoS), 2012.