NAFLD	non-alcoholic fatty liver disease
TSAT	transferrin saturation
TIBC	total iron-binding capacity
MR	Mendelian randomization
SNPs	single nucleotide polymorphisms
GWAS	genome-wide association studies
IVW	inverse variance weighted
MR RAPS	MR Robust Adjusted Profile Score
MR-PRESSO	MR pleiotropy residual sum and outlier
IVs	instrumental variables