We looked for more definitive information about babies putting their hands in their mouths, but most resources seem to gloss over the difference between hunger cues and calming behavior. (daddylibrary.com)
If anyone has more definitive information on this pipeline, or the precise location of the failure, please share! (skytruth.org)
Obviously we're working hard to get definitive information about each individual. (conservativehome.blogs.com)