Primary tumor article retracted for, well, not being primary

The British Journal of Radiology has retracted a 2006 paper reporting a case study of an unusual primary cancer. Trouble is, their information was second-hand.

Here’s the notice for the article, titled “Primary extragonadal retroperitoneal teratoma in an adult”: 

In detailed notice, radiology journal retracts lung cancer paper for likely plagiarism

The editors of Acta Radiologica have retracted a study of patients with lung cancer, with a notice that tells the whole story:

The manuscript “Measurement of tumor volume by PET to evaluate prognosis in patients with advanced non-small cell lung cancer treated by non-surgical therapy” was submitted to Acta Radiologica on November 3, 2010 and, after a review, accepted for publication on February 26, 2011 (1). The article was published in Acta Radiol 2011;52:646–50. Authors were: Honjiang Yan, Renben Wang (corresponding author), Fen Zhao, Kubli Zhu, Shumei Jiang, Wei Zhao, and Rui Feng, from the Department of Radiation Oncology and Department of Nuclear Medicine, Shandong Tumor Hospital, Jinan, China.