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Developmental Psychobiology|May 20, 1998
Distractibility during infants' examining and repetitive rhythmic activityE J Doolittle, H A RuffCanadian Journal of Psychology|June 1, 1989
The infant's use of visual and haptic information in the perception and recognition of objectsH A RuffJournal of Developmental and Behavioral Pediatrics : JDBP|March 11, 1999
Population-based data and the development of individual children: the case of low to moderate lead levels and intelligenceH A RuffPerceptual and Motor Skills|October 1, 1976
Developmental changes in the infants attention to pattern detailH A RuffChild Development|December 1, 1975
The function of shifting fixations in the visual perception of infantsH A RuffChild Development|February 1, 1986
Components of attention during infants' manipulative explorationH A RuffChild Development|September 1, 1976
The coordination of manipulation and visual fixation: a response to Schaffer (1975)H A RuffJournal of Developmental and Behavioral Pediatrics : JDBP|October 1, 1986
Attention and organization of behavior in high-risk infantsH A RuffPageof 3