CJCP     2001 3 (6):  649-651    ISSN: 1008-8830  CN: 43-1301/R Perinatal Factors Affecting Premature Infants and Measures for the Prevention of Premature Delivery LIAO Hong, ZHOU Wen-Yi Department of Pediatrics, Yantian District People ’ Hospital, Shenzhen, Guangdong 518081, Chinas Received: null  Revised: null  Online: null Supporting info