Intermittent headache paper

The Retraction Watch blog reports a rare case:

Double negatives: Four years later, a journal restores retracted headache paper

It might not be a first – although we can’t find another example — but a mental health journal has reinstated an article it retracted four years ago.

The retracted retraction notice appears in the August issue of the Journal of Neurology, Neurosurgery & Psychiatry, a BMJ title, and refers to a 2005 article describing an alarming case of treatment-related emotional problems in a patient with cluster headaches.

Improbable Research