vlf lf hf 0.4 hz - SERP Analysis

https://pmc.ncbi.nlm.nih.gov/articles/PMC3576706/

https://help.elitehrv.com/article/159-hrv-frequency

https://pmc.ncbi.nlm.nih.gov/articles/PMC5624990/

https://www.oatext.com/heart-rate-variability-highlights-from-hidden-signals.php

https://www.kubios.com/blog/hrv-analysis-methods/

https://www.sciencedirect.com/science/article/abs/pii/S0957417409000517

https://www.ahajournals.org/doi/pdf/10.1161/01.CIR.87.4.1220

http://medi-core.com/download/HRV_clinical_manual_ver3.0.pdf

https://www.reddit.com/r/welltory/comments/1erw0ji/low_spectral_power/

https://www.cureus.com/articles/283456-spectral-power-distribution-of-heart-rate-variability-in-contiguous-short-term-intervals.pdf

https://archive.physionet.org/tutorials/hrv-toolkit/

https://journals.viamedica.pl/folia_cardiologica/article/viewFile/24502/19595

https://www.sciencedirect.com/science/article/pii/S001048251100223X

https://biomedical-engineering-online.biomedcentral.com/articles/10.1186/1475-925X-13-46

https://www.amps-llc.com/uploads/2017-12-11/Pacing_1998.pdf

https://www.researchgate.net/figure/LF-HF-ratios-comparison-between-groups_tbl3_380982172

https://www.clinmedjournals.org/articles/jsdm/jsdm-6-030-table1.html

https://pyhrv.readthedocs.io/en/latest/_pages/api/frequency.html

https://www.ni.com/docs/en-US/bundle/labview-biomedical-toolkit-api-ref/page/lvbiomed/bio_hrv_fft.html?srsltid=AfmBOoqQ1YD6naZ0zOqJcBbB5t7ctq9dgq9OwitP_irE3xwCg7eC8Cil

https://help.welltory.com/en/articles/3878862-frequency-domain-scores-of-your-heart-rate-variability

https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2013.00026/pdf

https://jphysiolanthropol.biomedcentral.com/articles/10.1186/s40101-021-00272-y

https://www.mathworks.com/matlabcentral/answers/32296-hrv-spectral-analysis

https://journals.physiology.org/doi/full/10.1152/ajpheart.1998.275.1.H213

https://www.youtube.com/watch?v=jnmR1vhyaxk

https://www.psicolibra.it/wp-content/uploads/2013/10/on_spectral_analysis_of_heart_rate_variability_dur.pdf

https://www.ahajournals.org/doi/pdf/10.1161/01.CIR.90.4.1826

https://academic.oup.com/jcem/article/85/2/628/2853787?login=true

https://www.reddit.com/r/Biohackers/comments/1e4y5pj/can_anyone_explain_hrv_low_frequency_lf_power_and/

https://neuropsychology.github.io/NeuroKit/_modules/neurokit2/hrv/hrv_frequency.html

https://ieeexplore.ieee.org/document/6233719/

https://www.researchgate.net/figure/Individual-results-for-VLF-LF-and-HF-components-of-total-power_fig2_6918690

https://www.endocrine-abstracts.org/ea/0056/ea0056gp65

https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2018.01001/epub

https://github.com/PGomes92/pyhrv/blob/master/pyhrv/frequency_domain.py

https://www.science.gov/topicpages/l/low-frequency%2Bpower%2Blf

https://nigerianmedjournal.org/index.php/nmj/article/download/137/104/524

https://www.jkom.org/journal/view.php?number=5238

https://www.resuscitationjournal.com/article/S0300-9572(24)00188-6/fulltext

https://www.cinc.org/archives/2005/pdf/0973.pdf

https://onlinelibrary.wiley.com/doi/full/10.1002/bdr2.2177

https://www.jnmjournal.org/journal/view.html?doi=10.5056/jnm22019

https://journals.plos.org/plosone/article/figures?id=10.1371/journal.pone.0118504

https://www.e-agmr.org/m/journal/view.php?number=286

https://www.medrxiv.org/content/10.1101/2023.10.23.23297390v1.full.pdf

https://nbtltd.com/wp-content/uploads/2018/05/gecgtoolbox.pdf

https://www.mdpi.com/2227-9059/13/1/21

https://www.preprints.org/frontend/manuscript/80074f6516e7c5b7d3c3d3a2a2874409/download_pub

https://medicaljournalssweden.se/jrm/article/view/24969/47729

https://nvlpubs.nist.gov/nistpubs/jres/69D/jresv69Dn7p915_A1b.pdf

https://www.scielo.br/j/bjmbr/a/BFJ85s6P9HRcR5YstwtZj3x/?format=pdf&lang=en

https://academic.oup.com/cardiovascres/article/35/1/35/293834

https://neupsykey.com/introduction-to-heart-rate-variability/

https://www.e-cep.org/journal/view.php?number=2013600075

https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=90ca9dcfee830a621683ac475e2e5651833383e4

https://diec.unizar.es/intranet/articulos/uploads/Heart%20Rate%20Variability%20Measurements%20during%20Exercise%20Test%20May%20Improve%20the%20Diagnosis%20of%20Ischemic%20Heart%20Disease.pdf

https://www.imrpress.com/journal/RCM/26/5/10.31083/RCM36321/htm

https://sciendo.com/pdf/10.5372/1905-7415.0703.185

https://dl.acm.org/doi/fullHtml/10.1145/3453892.3462647

https://cdn-links.lww.com/permalink/caen/a/caen_2024_12_18_tomar_24-00038_sdc1.pdf

https://www.psicolibra.it/wp-content/uploads/2013/10/dynamics_of_spectral_components_of_heart_rate.pdf

https://www.escardio.org/static-file/Escardio/Guidelines/Scientific-Statements/guidelines-Heart-Rate-Variability-FT-1996.pdf

https://www.jrmds.in/articles/the-effect-of-sleep-deprivation-on-heart-rate-variability-in-shift-nurses-44361.html

https://jcdronline.org/admin/Uploads/Files/66056ba6792c45.33750062.pdf

https://www.edgeimpulse.com/blog/content/files/bitstream/123456789/10814/1/heart-rate-variability-tool.pdf

https://journals.sagepub.com/doi/full/10.1177/15910199221128439

https://docs.deepaffex.ai/points/hrv_parameters/HRV_PARAMETERS.html

https://sleepecg.readthedocs.io/en/stable/feature_extraction/

https://www.biorxiv.org/content/10.1101/684035v1.full

https://lcp.mit.edu/pdf/CliffordTBE05.pdf

https://www.nature.com/articles/pr199523.pdf

https://physiodatatoolbox.leidenuniv.nl/docs/user-guide/physioanalyzer-modules/hrv-module.html

https://link.springer.com/article/10.1007/s10877-024-01193-8

https://www.mathworks.com/matlabcentral/answers/24959-hrv-frequency-domain-analizys

https://www.preprints.org/manuscript/202501.0978/v1

https://www.kubios.com/downloads/Kubios_HRV_Users_Guide.pdf

https://en.wikipedia.org/wiki/Extremely_low_frequency

https://journals.physiology.org/doi/10.1152/ajpregu.00362.2007

https://pdfs.semanticscholar.org/ec05/8ae21ab25853457d73deaf97a8ffdc7dbb11.pdf

https://help.labfront.com/labfront-analytics-hrv-report

https://sweetwaterhrv.com/documentation/HRV_Measurement_Explanation.pdf

https://research.tue.nl/files/3699203/569999159734342.pdf

https://iopscience.iop.org/article/10.1088/1361-6579/ad450d/pdf

https://physoc.onlinelibrary.wiley.com/doi/full/10.14814/phy2.15907

https://neuropsychology.github.io/NeuroKit/functions/hrv.html

https://ieeexplore.ieee.org/iel7/9070055/9076892/09076972.pdf

https://www.mdpi.com/2076-3417/10/9/3314

https://vlfstanford.ku.edu.tr/wp-content/uploads/2010/07/378.pdf

https://archive.physionet.org/tutorials/hrv-toolkit/index2.shtml

https://bbl.unc.edu/research/cardiovascular-health-nutrition/

https://www.cinc.org/archives/2003/pdf/307.pdf

https://synapse.koreamed.org/articles/1005448

https://thoracickey.com/heart-rate-variability-and-heart-rate-turbulence/

https://www.liebertpub.com/doi/10.1089/acm.2010.0607?doi=10.1089/acm.2010.0607

https://www.e3s-conferences.org/articles/e3sconf/pdf/2013/01/e3sconf_ichm13_40003.pdf

https://www.ni.com/docs/en-US/bundle/labview-biomedical-toolkit-api-ref/page/lvbiomed/bio_hrv_ar.html?srsltid=AfmBOopc8cVtRk-AqdgFci5FDaYx9J5bAHphDjD3qGawYLlfa2C4TZWq

https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=a1c42dc0e99a31160cc37d8c68a13a1b782819e5

https://accesson.kr/cellmed/assets/pdf/42978/journal-5-1-5.pdf

http://www.esctaic.org/documents/2011de/Schaffer.pdf