View 2 of MIR Smart ONE | Personal Pocket Spirometer | Peak Flow (PEF) and FEV1

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View 1 of MIR Smart ONE | Personal Pocket Spirometer | Peak Flow (PEF) and FEV1View 2 of MIR Smart ONE | Personal Pocket Spirometer | Peak Flow (PEF) and FEV1View 3 of MIR Smart ONE | Personal Pocket Spirometer | Peak Flow (PEF) and FEV1