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. 2017 Jul 5;8:161. doi: 10.1186/s13287-017-0609-z

Fig. 2.

Fig. 2

Doubling time. Distribution of sample doubling time at passage 1 (P1) and P2. Proliferation capacities of the samples were determined by their doubling time after thawing, at P1 and P2 (n = 50)