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Effect of increasing heart rate on finger photoplethysmography fitness index (PPGF) in subjects with implanted cardiac pacemakers
Aminuddin A,
Tan I,
Butlin M,
Avolio AP,
Kiat H,
et al.
(2018)
Effect of increasing heart rate on finger photoplethysmography fitness index (PPGF) in subjects with implanted cardiac pacemakers.
PLOS ONE 13(11): e0207301.
https://doi.org/10.1371/journal.pone.0207301