1. The Effect of Stimulation on the Duration and Amount of Sleep and Wakefulness in the Premature Infant;Barnard,1978
2. Noise levels in infant incubators (adverse effects?);Blennow;Pediatrics,1974
3. Intervention with premature human infants;Cornell;Child Dev.,1976
4. The predictive validity of visual recognition memory;Fagan,1979
5. Interaction patterns of high-risk and normal infants;Field,1979