Complex sentence: Dr. Philip Smith, medical director of the biocontainment unit at Nebraska Medical Center, said Salia's disease was already "extremely advanced" by the time he arrived in Omaha and that Salia's kidneys had failed and he was in acute respiratory distress.
Split into simpler sentences: Dr. Philip Smith, medical director of the biocontainment unit at Nebraska Medical Center, said Salia's disease was already "extremely advanced" by the time he arrived in Omaha. By then, Salia's kidneys had failed and he was in acute respiratory distress.