4Pifferim,Caramella D,PietrobelliA.et al.Blood gas analysis and chest X-ray findings in infants and preSshool children With acute air Wayobstructio[J].Respiration,2005,72:176-181.
5Malley WJ,Faarc rrfc.Arterial blood gas:unnecessary cost,discomfort and deley of care-orvital,lifesaving information[J].Aare Times,2010,(1):25-27.
1Sidnei F,Clemax C.Sant’Anna,Maria de Fátima B.P.March,et al.Lethality by pneumonia and factors associated to death[J].J de Pediatria(Verso em Português),2014,90(1):92-97.
