APOL1 inferred genotype:Prid:Pt:Plas^Donor:Nom
apol1 inferred genotype:prid:pt:plas^donor:nom
APOL1 inferred genotype:Presence or Identity:To identify measures at a point in time:Plasma^Donor:Nominal
apol1 inferred genotype:presence or identity:to identify measures at a point in time:plasma^donor:nominal