[Department of Error] Department of Error
Jairam AP, Timmermans L, Eker HH, et al, for the PRIMA Trialist Group. Prevention of incisional hernia with prophylactic onlay and sublay mesh reinforcement versus primary suture only in midline laparotomies (PRIMA): 2-year follow-up of a multicentre, double-blind, randomised controlled trial. Lancet 2017; 390: 567–76—In this Article, the author line should begin “An P Jairam*, Lucas Timmermans*, Hasan H Eker, …” to indicate the equal contribution of An Jairam and Lucas Timmermans to the study. This correction has been made to the online version as of June 30, 2017, and the printed Article is correct.