Schott, G., Pachl, H., Limbach, U., Gundert-Remy, U., Lieb, K., & Ludwig, W. (2010). The Financing of Drug Trials by Pharmaceutical Companies and Its Consequences: Part 2: A Qualitative, Systematic Review of the Literature on Possible Influences on Authorship, Access to Trial Data, and Trial Registration and Publication. Deutscher Arzte Verlag.

Schott, Gisela, Henry Pachl, Ulrich Limbach, Ursula Gundert-Remy, Klaus Lieb, and Wolf-Dieter Ludwig. The Financing of Drug Trials By Pharmaceutical Companies and Its Consequences: Part 2: A Qualitative, Systematic Review of the Literature On Possible Influences On Authorship, Access to Trial Data, and Trial Registration and Publication. Deutscher Arzte Verlag, 2010.

Schott, Gisela, et al. The Financing of Drug Trials By Pharmaceutical Companies and Its Consequences: Part 2: A Qualitative, Systematic Review of the Literature On Possible Influences On Authorship, Access to Trial Data, and Trial Registration and Publication. Deutscher Arzte Verlag, 2010.