Langseth Hilde, Gislefoss Randi E, Martinsen Jan I, Dillner Joakim, Ursin Giske
Cancer Registry of Norway, Institute of Population-based Cancer Research, Department of Research, Oslo, Norway.
Department of Laboratory Medicine, Karolinska Institutet, Stockholm, Sweden.
Int J Epidemiol. 2017 Apr 1;46(2):403-404g. doi: 10.1093/ije/dyw027.