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AS/NZS 4237:1994

AS/NZS 4237:1994 Respiratory therapy equipment - Peak expiratory flow meters

standard published 01/01/1994 by Australian/New Zealand Standards

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Sets out requirements for simple mechanical, electro-mechanical, and electrical portable hand-held peak expiratory flow meters for self-monitoring of peak expiratory flow rate. Appendices include methods for determining accuracy and repeatability of flow meter output, effects of ageing and back pressure at constant flow.

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Published: 01/01/1994File Size: 1 file , 79 KB