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. 2021 Jan 13;25(7):4635–4642. doi: 10.1007/s00784-021-03777-z

Fig. 6.

Fig. 6

Box plot diagram of the deviations in the angle between the normal vectors of the two constructed planes (defined by spheres 1, 2, and 4 and 1, 3, and 4) showing difference between digital impressions at maximal mouth opening (MMO) and slight mouth opening (SMO), and between conventional and digital impressions at slight mouth opening