Strangely, the experience is so virtually accurate, that it seems to work, at least somewhat.
The national registries are both accurate and virtually complete [ 18].
These national registries are both accurate and virtually complete [ 15, 16].
The Cancer Registry covers the entire population of Denmark and has been shown to have accurate and virtually complete ascertainment of cancer cases (Storm et al, 1997).
The CPR number system allowed unambiguous individual level record linkage between the different registries, which have been shown to be accurate and virtually complete.
The Danish Cancer Registry has recorded incident cases of cancer on a nation-wide basis since 1943 with accurate and virtually complete ascertainment (Storm et al, 1997).
2 Our nationwide cohort study with objective register based data on both exposure and cancer outcome practically eliminates loss to follow-up, which was only 2.2%, and provides accurate and virtually complete nationwide ascertainment of cancers.
The Danish Cancer Registry has recorded incident cases of cancer on a nationwide basis since 1943 and has been shown to have accurate and virtually complete ascertainment of cancer cases (Storm et al, 1997).
The Danish Cancer Registry has recorded incident cases of cancer on a nation-wide basis since 1943 and has been shown to have accurate and virtually complete ascertainment of cancer cases (Storm et al, 1997).
Information on cancer diagnosis was available from the Danish Cancer Register, which provides accurate and virtually complete nationwide ascertainment of cancers since 1943, including benign tumours of the central nervous system.
We used the Danish Cancer Registry, containing accurate and virtually complete data on cancer incidence in Denmark, to identify all cases of prostate cancer cases in the cohort from enrolment to December 31 , 2010
