The National Public Health Institute (KTL) and the National Research and Development Centre for Welfare and Health (STAKES) merged to form the National Institute for Health and Welfare (THL) on 1 January 2009.
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Antimicrobial Resistance Unit
Bacteriology Unit: Laboratories Anaerobe Reference, Hospital Bacteria and
Intestinal Viruses Unit
Epidemiologic Surveillance and Response Unit
Inflammatory Mechanisms Unit