@article{202310.1085, doi = {10.20944/preprints202310.1085.v1}, url = {https://doi.org/10.20944/preprints202310.1085.v1}, year = 2023, month = {October}, publisher = {Preprints}, author = {Siegfried Othmer and Susan FitzGerald Othmer}, title = {Endogenous Neuromodulation at Infra-Low Frequency: Method and Theory}, journal = {Preprints} }