VDR and rheumatoid arthritis: There were no associations between VDR SNPs and RA in Spanish (BsmI, ApaI, TaqI), Korean (BsmI, TaqI), French (BsmI, TaqI), Hungarian (BsmI), Turkish (BsmI, TaqI, FokI), Tunisian (ApaI, BsmI, TaqI), Egyptian (Mansoura) (FokI), Egyptian (Zagazig) (BsmI), Indian (FokI), and German (BsmI, TaqI, and FokI) populations [51–61].