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. 2019 Dec 21;20:201. doi: 10.1186/s12881-019-0903-y

Fig. 2.

Fig. 2

Illustration of sequencing results of the four VDR polymorphisms. (1) ApaI polymorphism, arrows indicate genotypes CC, CA and AA. (2) FokI polymorphism, arrows show genotypes GG, GA and AA. (3) BsmI polymorphism, arrows show genotype CC and CT. (4) TaqI polymorphism, arrows show genotypes TT and TC