| PMID | Title | Journal | Publication Year | Author | View in RVdb |
|---|---|---|---|---|---|
| 25324790 | A healthy heart is not a metronome: an integrative review of the heart\'s anatomy and heart rate variability. | Front Psychol | 2014 | Shaffer F;McCraty R;Zerr CL | View More |
| 33117119 | A Practical Guide to Resonance Frequency Assessment for Heart Rate Variability Biofeedback. | Front Neurosci | 2020 | Shaffer F;Meehan ZM | View More |