Effect of recombinant surfactant protein C–based surfactant on the acute respiratory distress syndrome. - Spragg,RG.; Lewis,JF.; Walmrath,HD.; Johannigman,J.; Bellingan,G.; Laterre,PF.; Witte,MC.; Richards,GA.; Rippin,G.; Rathgeb,F.; Häfner,D.; Taut,FJ.; et al. (N Engl J Med, 2004)