Fig 1 is incorrect. Please see the correct Fig 1 here. The publisher apologizes for the error.
Search terms employed were: methotrexate [Title] AND (psoriasis [Title] OR arthritis [Title] OR Crohn’s [Title] OR ulcerative colitis [Title] OR ankylosing spondylitis [Title]) AND (trial [Title] OR Study [Title]) for safety studies and: Search: methotrexate [Title] AND psoriasis [Title] AND (trial [Title] OR Study [Title]) for efficacy studies.
Citation: The PLOS ONE Staff (2016) Correction: Safety and Efficacy of Methotrexate in Psoriasis: A Meta-Analysis of Published Trials. PLoS ONE 11(7): e0158928. https://doi.org/10.1371/journal.pone.0158928
Published: July 5, 2016
Copyright: © 2016 The PLOS ONE Staff. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.