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自1978年Wright等在原设计最大呼气流量仪的基础上,制出微型(Mini-Wright)最大呼气流量(Peak expiratory flow,PEF)仪。现已应用于临床,特别是对哮喘病
Since 1978, Wright et al. Have created a Mini-Wright Peak Expiratory Flow (PEF) based on the original design of the maximum expiratory flow meter. Has been applied to clinical, especially for asthma