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Fig. 1 | BMC Cancer

Fig. 1

From: Lack of association between polymorphisms in the CYP1A2 gene and risk of cancer: evidence from meta-analyses

Fig. 1

Flowchart depicting literature search and study selection. *GWAS data bases searched: GWAS Central, Genetic Associations and Mechanisms in Oncology (GAME-ON), the Human Genome Epidemiology (HuGE) Navigator, National Human Genome Research Institute (NHGRI GWAS Catalog), The database of Genotypes and Phenotypes (dbGaP), The GWASdb, VarySysDB Disease Edition (VaDE), The genome wide association database (GWAS DB)

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