Erratum to: A randomized, double-blind, placebo-controlled clinical trial of fluoride varnish in preventing dental caries of Sjögren's syndrome patients.

Erratum

After publication of the original article [1], it was noted that one of the author’s affiliation was presented incorrectly. The correct affiliation for Weini Xin should read ‘Dental Care Center, The First Affiliated Hospital of Shantou University Medical College, Shantou, China’. We apologise for any confusion this may have caused.