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. 2018 Sep 24;13(9):e0204545. doi: 10.1371/journal.pone.0204545

Fig 3. Mean cost for one completed treatment plan depending on the number of patients.

Fig 3

As investment costs are substantial and fixed, economies of scales are possible in the tele-expertise group. As soon as the number of annual patients reaches 186, the mean cost of one completed treatment plan equals the cost without tele-expertise.