CJCP     2012 14 (08):  581-584    ISSN: 1008-8830  CN: 43-1301/R Levels of interleukin-4 and interferon-gamma in the bronchoalveolar lavage fluid of children with refractory Mycoplasma pneumoniae pneumonia HUANG Han, ZHONG Li-Li, PENG Li, LI Juan, LIN Lin Department of Pediatrics, Hunan Provincial People′s Hospital, Changsha 410005, China. hnzll000@gmail.com Received: null  Revised: null  Online: null Supporting info