@article{higgins2003-12958120,
  author  = {Higgins, Julian P. T. and Thompson, Simon G. and Deeks, Jonathan J and Altman, Douglas G.},
  title   = {{Measuring inconsistency in meta-analyses}},
  journal = {BMJ},
  year    = {2003},
  doi     = {10.1136/bmj.327.7414.557},
  pmid    = {12958120},
  url     = {https://doi.org/10.1136/bmj.327.7414.557}
}