Vitalograph 43703 Child Peak Flow Meter NHS
Price:
£14.95Vitalograph Child Peak Flow Meter - 43703
The simple, accurate way to monitor asthma
100% is the asthmatic's best. The yellow zone will typically be set to start at 80% of the asthmatic's best while the red zone will typically start at 60%. Variability of PEFR of greater than 20% should alert the asthmatic to a possible asthma attack.
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Vitalograph 43703 Child Peak Flow Meter NHS
Price:
£14.95