ukb_ppp/variants

Column	Type	Description
`variant_id`	`String`
`rsid`	`String`
`chromosome`	`String`
`position_grch37`	`Int32`
`position_grch38`	`Int32`
`effect_allele`	`String`	Harmonized to the forward strand, `alt_allele` from `dbsnp/vcf`.
`other_allele`	`String`	Harmonized to the forward strand, `ref_allele` from `dbsnp/vcf`.
`strand`	`String`
`is_palindromic`	`Boolean`
`in_dbsnp`	`Boolean`	Variant with matching `chromosome`, `position_grch38`, and alleles was found in `dbsnp/vcf`.
`was_flipped`	`Boolean`	Alleles, `beta`, and `effect_allele_frequency` were flipped relative to the source files during harmonization.