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accuracy
C. Improper sensor placement may affect the measurement
accuracy
D. The oximeter can be reused after cleaning and disinfection
E. The measurement comes to the best when the oximeter
and the heart are at the same level.
F. The plethysmogram can be used as pulse intensity indicator.
The displayed parameters
G. might be unreliable with the discorderly plethysmogram.
H. unreliable with un-periodic change.