Cite
HARVARD Citation
Ewing, D. et al. (1984). New method for assessing cardiac parasympathetic activity using 24 hour electrocardiograms.. Heart. 52 (4), pp. 396-402. [Online].
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Ewing, D. et al. (1984). New method for assessing cardiac parasympathetic activity using 24 hour electrocardiograms.. Heart. 52 (4), pp. 396-402. [Online].