Jones, Susan S Exploration or imitation? The effect of music on 4-week-old infants' tongue protrusions. [electronic resource] - Infant behavior & development Jan 2006 - 126-30 p. digital Publication Type: Journal Article ISSN: 1934-8800 Standard No.: 10.1016/j.infbeh.2005.08.004 doi Subjects--Topical Terms: Exploratory BehaviorHumansImitative BehaviorInfant BehaviorInfant, NewbornTongue--physiology