Prot# BY2001/M1-007: Venticute®(rSP-C Surfactant)in Ptnts w/Pneumonia or Aspiration of Gastric Contents Leading to Intubation, Mechanical Ventilation, & Severe Oxygenation Impairment(VALID Study)/Health-Outcomes Evaluation of Venticute® in Ptnts w/Pneumo