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. 2018 Feb 14;3(2):174–185. doi: 10.1016/j.bioactmat.2018.01.003

Fig. 7.

Fig. 7

Dynamic operation set-ups design considering a) constant fresh medium circulation, and b) recirculation of the medium. Adapted from Ref. [127]. (1) Testing chamber, (2) pumping system, (3) medium reservoir, (4) waist medium reservoir.