CJCP     2003 5 (2):  139-140    ISSN: 1008-8830  CN: 43-1301/R Pathogeny of neonatal infectious pneumonia in Chengdu region CHEN Chang-Hui, YE Chang-Ning, LI Mao-Jun, QIU Lian-Fen, MAO Xiao-Lan, CHEN Li-Na, YANG Qian, HE Hai-Lan Received: null  Revised: null  Online: null Supporting info