Creates an ancestries table.
ancestries_tbl(
study_id = character(),
ancestry_id = integer(),
type = character(),
number_of_individuals = integer()
)A tibble whose columns are the named arguments
to the function.
GWAS Catalog study accession identifier.
Ancestry identifier.
Type of cohort sample, either "initial" or
"replication".
Number of individuals in the cohort sample.