Correction

Hjortkær H, Jensen T, Kofoed K, et al. Nocturnal antihypertensive treatment in patients with type 1 diabetes with autonomic neuropathy and non-dipping of blood pressure during night time: protocol for a randomised, placebo-controlled, doubleblind, two-way crossover study. BMJ Open 2014;4:e006142. The name of the first author of this paper was spelled incorrectly. This author's correct name is Henrik Øder Hjortkjær.