@article{e230a4a3703b4981a41b14f66984ecbc,
title = "A combination of illness invalidation from the work environment and helplessness is associated with embitterment in patients with FM.",
author = "D. Blom and S.C.E. Thomaes and M.B. Kool and \{van Middendorp\}, H. and M.A. Lumley and J.W.J. Bijlsma and R. Geenen",
year = "2012",
doi = "10.1093/rheumatology/ker342.",
language = "Undefined/Unknown",
volume = "51",
pages = "347--353",
journal = "Rheumatology (Oxford, England)",
issn = "1462-0324",
publisher = "Oxford University Press",
}