CJCP     2011 13 (5):  434-436    ISSN: 1008-8830  CN: 43-1301/R Clinical characteristics and perinatal risk factors of neonatal asphyxia among mobile population WU Yan-Ming, LI Wei-Guo, DAI Jin-Sheng, ZHANG Jie Department of Pediatrics, Shanghai Pudong New District People's Hospital, Shanghai 201200, China. Received: null  Revised: null  Online: null Supporting info