Gøtzsche, P. C., Kassirer, J. P., Woolley, K. L., Wager, E., Jacobs, A., Gertel, A., & Hamilton, C. (2009). What Should Be Done To Tackle Ghostwriting in the Medical Literature? Public Library of Science.

Gøtzsche, Peter C., Jerome P. Kassirer, Karen L. Woolley, Elizabeth Wager, Adam Jacobs, Art Gertel, a Cindy Hamilton. What Should Be Done To Tackle Ghostwriting in the Medical Literature? Public Library of Science, 2009.

Gøtzsche, Peter C., et al. What Should Be Done To Tackle Ghostwriting in the Medical Literature? Public Library of Science, 2009.