Education And Debate Open label extension studies: research or marketing? BMJ 2005; 331 doi: https://doi.org/10.1136/bmj.331.7516.572 (Published 08 September 2005) Cite this as: BMJ 2005;331:572 Article Related content Metrics Responses Peer review Related articles This Week In The BMJ Extension studies need tighter ethical scrutiny Published: 08 September 2005; BMJ 331 doi:10.1136/bmj.331.7516.0-c See more Trump chooses Obamacare opponent to lead Health and Human Services BMJ November 30, 2016, 355 i6469; DOI: https://doi.org/10.1136/bmj.i6469 Drug firms need to tackle affordability BMJ November 14, 2016, 355 i6096; DOI: https://doi.org/10.1136/bmj.i6096 World Medical Association’s tainted president, Ketan Desai BMJ November 10, 2016, 355 i5867; DOI: https://doi.org/10.1136/bmj.i5867 Cancer drugs, survival, and ethics BMJ November 09, 2016, 355 i5792; DOI: https://doi.org/10.1136/bmj.i5792 WHO refers $29m Oxford research project to GMC for misconduct BMJ November 07, 2016, 355 i5971; DOI: https://doi.org/10.1136/bmj.i5971
