EVN observations of 6.7 GHz methanol maser polarization in massive star-forming regions - III. The flux-limited sampleG. Surcis, W. H. T. Vlemmings, H. J. van Langevelde, B. Hutawarakorn Kramer, A. Bartkiewicz and M. G. BlasiA&A, 578 (2015) A102DOI: https://doi.org/10.1051/0004-6361/201425420