Plavka, Richard: Comparison of prophylactic and early rescue surfactant administration in extremely premature newborns with respiratory distress syndrome ventilated by high frequency oscillatory ventilation : 1st International Symposium on Perinatal and Neonatal Developmental Medicine. Very-Low-Birth Weight/Extremely Low-Birth Weigh Infant: Delivery and Initial Care. Prague, November 5-7, 2000. Abstrakt