Review Article
Evaluation of Mobile Phone and Cordless Phone Use and Glioma Risk Using the Bradford Hill Viewpoints from 1965 on Association or Causation
Figure 5
Joinpoint regression analysis of number of patients per 100,000 inhabitants according to the Swedish National Inpatient Register for both genders combined, all ages during 1998ā2013 diagnosed with D43 = tumour of unknown type in the brain or CNS [59]. ā§Statistically significant trend.