We used summary data from a GWAS that was made public by the FinnGen consortium (Release 5, https://www.finngen.fi/en), including 464 cases and 174,006 controls for malignant brain tumors (all cancers excluded), 91 cases and 174,006 controls for brain glioblastoma (all cancers excluded) and 640 cases and 174,006 controls for malignant neoplasm of meninges (all cancers excluded).
All GWAS summary data on exposure and outcomes were based on the European population.
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