21. Clinical trials with premature infants , children and adults were conducted. 22. Her work with premature infants , showing that stimulation improved their health and developmental outcomes. 23. Retinopathy of prematurity ( ROP ) is an eye disease that affects premature infants . 24. Weisman said the babies were being monitored for life-threatening disorders common among premature infants . 25. Doctors long have been uncertain just how much pain premature infants feel during medical therapy. 26. In 1983, its vitamins were blamed for the deaths of a number of premature infants . 27. Both operations were performed at the bedside, as is often the case for premature infants . 28. "Certainly these judicial orders severely impede the government's ability to protect these premature infants ." 29. The incidence of neutropenia is greater in premature infants . 30. Just three years ago, about 90 percent of premature infants who arrived that early died.