@misc{indiciae1d9f687cdec9, title = {Electrical impedance plethysmography: a critical analysis.}, author = {R V Hill and J C Jansen and J L Fling}, year = {1967}, doi = {10.1152/jappl.1967.22.1.161}, url = {https://pubmed.ncbi.nlm.nih.gov/6017637/}, note = {Source identifier: 6017637} }