Kleijnen Systematic Reviews Ltd has links with many organisations, some of whom are detailed below

Kleijnen Systematic Reviews Ltd collaborates with the Horten Centre

Kleijnen Systematic Reviews Ltd is an organisational member of ISPOR, the International Society for Pharmacoeconomics and Outcomes Research

Kleijnen Systematic Reviews Ltd collaborates with Nixon Health Economics

Kleijnen Systematic Reviews Ltd is affiliated to the James Lind Alliance

Kleijnen Systematic Reviews Ltd is a member of InterTasc. See Southampton Health Technology Assessments Centre for a list of InterTasc Members