package documentation
for tissue_selector() function:
GTEx_Analysis_2017-06-05_v8_RNASeQCv1.1.9_gene_median_tpm.gct - GTEx base of tissue specific genes
Hum_Atas_normal_tissue.tsv - Human Atlas base of tissue specific genes
for Example: CADgens_DisGenNET.txt - genes associated with CAD by DisGenNET db