Double dipping on trial data topples 17-year-old macular degeneration article

redjournalThe authors of a 1997 paper on macular degeneration have lost the article after readers noticed uncanny similarities with a 1996 publication from several of the same authors.

The retracted article, “Radiation therapy for macular degeneration: Technical considerations and preliminary results,” appeared in the International Journal of Radiation Oncology*Biology*Physics — otherwise known as the “Red Journal.” The first author, Luther W. Brady, is a leading U.S. oncologist.

According to the retraction notice: Continue reading Double dipping on trial data topples 17-year-old macular degeneration article

Without “confidence in the conclusions,” group retracts prostate cancer paper

redjournalBack in January, we wrote about the retraction of a paper in the International Journal of Radiation Oncology *Biology* Physics, the first from that journal in its 38-year history.

At the time, the journal’s new editor, Anthony Zietman, of Mass General, told us that he was working on a second retraction. That one has arrived.

The paper, “High-Dose Conformal Radiotherapy Reduces Prostate Cancer–Specific Mortality: Results of a Meta-analysis,” came from a team of radiation oncologists in Brazil, and was published last August.

According to the retraction notice:

Continue reading Without “confidence in the conclusions,” group retracts prostate cancer paper

“Extensive” errors force retraction of lymphoma radiation paper

IJROBPcoverA group of researchers from Mexico has been forced to retract their July 2012 paper in the International Journal of Radiation Oncology *Biology*Physics after a reader noticed cracks in the data that proved to be signs of fatal instability.

Here’s the retraction notice for the article, titled, “Randomized Clinical Trial to Assess the Efficacy of Radiotherapy in Primary Mediastinal Large B-Lymphoma”: Continue reading “Extensive” errors force retraction of lymphoma radiation paper