
Peak expiratory flow meters
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Provides requirements for peak expiratory flow meters (PEFM) intended for the assessment of pulmonary function in spontaneously breathing humans.
ONORM EN 13826:2003 - Identical
NEN EN 13826:2003 - Identical
SS EN 13826 Ed. 1 (2003) - Identical
UNE EN 13826:2004 - Identical
NS EN 13826 Ed. 1 (2003) - Identical
I.S. EN 13826:2003 - Identical
UNI EN 13826:2004 - Identical
NF EN 13826:2003 - Identical
NBN EN 13826:2003 - Identical
BS EN 13826:2003 - Identical
SN EN 13826:2003 - Identical