Supplementary Materials

The PDF file includes:

  • Materials and Methods
  • Fig. S1. Schematic of the cardiac fMRI approach.
  • Fig. S2. Imaging study protocol.
  • Fig. S3. Computer simulations and ex vivo experiments.
  • Table S1. Physiological parameters during normocapnia and hypercapnia.
  • References (38, 39)

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Other Supplementary Material for this manuscript includes the following:

  • Data file S1 (Microsoft Excel format). Individual subject-level data.