Citation: Kyte DG, Draper H, Ives J, Liles C, Gheorghe A, Calvert M (2014) Correction: Patient Reported Outcomes (PROs) in Clinical Trials: Is ‘In-Trial’ Guidance Lacking? A Systematic Review. PLoS ONE 9(1): 10.1371/annotation/e7d2b920-2c2a-425e-b500-982cd72f4d64. https://doi.org/10.1371/annotation/e7d2b920-2c2a-425e-b500-982cd72f4d64
Published: January 2, 2014
Copyright: © 2014 . 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.
Competing interests: No competing interests declared.