Chalk eating in middle Georgia: a culture-bound syndrome of pica?

@article{Grigsby1999ChalkEI,
  title={Chalk eating in middle Georgia: a culture-bound syndrome of pica?},
  author={Robert Kevin Grigsby and Bruce A. Thyer and Raymond J. Waller and George A. Johnston},
  journal={Southern medical journal},
  year={1999},
  volume={92 2},
  pages={
          190-2
        }
}
BACKGROUND Although geophagia (earth eating) has been observed and documented in many areas of the world, the specific preference for consuming kaolin is less well known. The ingestion of kaolin, also known as white dirt, chalk, or white clay, is a relatively common type of pica found in the central Georgia Piedmont area. METHODS We reviewed the literature, made informal contacts with Georgia physicians, and arranged semistructured interviews with 21 individuals with a history of chalk eating… 

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