The quality of a registry based study depends on the quality of the data - without validation, it is questionable

Affiliations

¹ University of Helsinki and Helsinki University Hospital, Department of Vascular Surgery, Helsinki, Finland. Electronic address: maarit.venermo@hus.fi.
² Uppsala University, Department of Surgical Sciences, Section of Vascular Surgery, Uppsala, Sweden.
³ Cardiovascular Surgery Department, University Hospital (CHU, ULg) of Liège, Belgium.

Free article

Editorial

M Venermo et al. Eur J Vasc Endovasc Surg. 2017 May.

Free article

. 2017 May;53(5):611-612.

doi: 10.1016/j.ejvs.2017.03.017. Epub 2017 Apr 8.

¹ University of Helsinki and Helsinki University Hospital, Department of Vascular Surgery, Helsinki, Finland. Electronic address: maarit.venermo@hus.fi.
² Uppsala University, Department of Surgical Sciences, Section of Vascular Surgery, Uppsala, Sweden.
³ Cardiovascular Surgery Department, University Hospital (CHU, ULg) of Liège, Belgium.

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