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. 2020 Apr 28;7:72. doi: 10.3389/fcvm.2020.00072

Figure 1.

Figure 1

Proportion of “automatic captures” for the experienced (criterion) and novice (practical) operators during the 3 time recording windows (5, 10, 20 s). Quintiles were ordered chronologically according to test date and time (Quintile 1 contains first participants tested).