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. 2022 Apr 29;19(9):5410. doi: 10.3390/ijerph19095410

Figure 1.

Figure 1

VGE peak count per heartbeat. (A) Individual analysis (n = 8). (B) Total bubble count comparing dives with (mini tramp) and without (control) preconditioning. Each diver is his own control. Data are expressed as means ± SD. (* = p < 0.05).