作者: A. Cecile J. W. Janssens , M. Gwinn
DOI: 10.1186/S12874-015-0093-Z
关键词:
摘要: Erratum Unfortunately, the original version of this article [1] contained an error. Under ‘Study 2’, text read: “The first search was same as in Study 1, except that we screened all articles were co-cited more than 1 % citing articles.” However, sentence should have also included “co-cited once”, to once and We apologise for