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. 2019 Aug 30;6:164. doi: 10.1038/s41597-019-0170-y

Fig. 2.

Fig. 2

All areas of interest (AI) and associated measurement points with their evaluated cartilage condition (according to ICRS grade scored from optical coherence tomography images)17. The locations and size of the AIs are demonstrated on the proximal phalange and metacarpal surfaces of joint 1.