PT - JOURNAL ARTICLE AU - Gottfried, AW AU - Wallace-Lande, P AU - Sherman-Brown, S AU - King, J AU - Coen, C AU - Hodgman, JE TI - Physical and social environment of newborn infants in special care units AID - 10.1126/science.7197393 DP - 1981 Nov 06 TA - Science PG - 673--675 VI - 214 IP - 4521 4099 - http://science.sciencemag.org/content/214/4521/673.short 4100 - http://science.sciencemag.org/content/214/4521/673.full SO - Science1981 Nov 06; 214 AB - Infants in newborn intensive and convalescent care units are exposed to large amounts of sensory stimulation of various sorts. Although infants in these units do not lack visual, auditory, and tactile stimulation, they receive relatively infrequent coordinated sensory experiences. Furthermore, there is no diurnal rhythmicity in physical and social stimulation across days.