@article{GrossWarschburger2013,
  author    = {Martina Gross and Petra Warschburger},
  title     = {Chronic abdominal pain psychosocial strain and treatment-associated changes in coping},
  journal   = {Verhaltenstherapie},
  volume    = {23},
  number    = {2},
  pages     = {80 -- 89},
  doi       = {10.1159/000351215},
  year      = {2013},
}