International Journal of Pediatrics / 2012 / Article / Fig 1

Review Article

The Experience of Being Born: A Natural Context for Learning to Suckle

Figure 1

Frequency of three types of labor contractions observed in Norway rats. Histograms show mean frequency of peristalsis, lordosis and vertical contractions counted from videorecordings of labor in the six hours prior to delivery of the first pup ( dams). Based on data from [12].

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