The LTFU studies are commissioned research initiated by Merck & Co, Inc, in response to requirements from the U.S. Food and Drug Administration (FDA).

The Cancer Registry is the Nordic Coordinating Unit (NCC) for the studies conducted in collaboration with Kræftens bekempelse (Danish Cancer Society), Karolinska Institutet (Sweden), and Krabbameinsfélgið (Icelandic Cancer Registry)

Kræftens Bekæmpelse 


Karolinska Institutet



Merck & Co, Inc 

Food and Drug Administration