7Agrons GA, Courtney SE, Stocker JT,et al. Lung Disease in Premature Neonates: Radiologic-Pathologic Correlation . Radiographics, 2005,25(4) :1047
8Fidanovski D, Miler V, Sajkovski A, et al. Mortality risk factors in premature infants with respiratory distress syndrome treated by mechanical ventilataion. Srp Arh Celok Lek,2005,133 ( 1-2 ) :29