The Clearinghouse was originally conceived to coordinate information flow among the then few Poison Control Centers. Services were to be provided through the state health departments where complete control over the individual state's poison centers was to reside. No authority to establish or regulate centers, or to set standards for staffing and operation of centers, or to designate regional ce...

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BACKGROUND Exposure to silica gel, a common desiccant, is considered common and non-toxic although data are limited. OBJECTIVES To evaluate the characteristics of silica gel ingestion, and to attempt to estimate the associated health care costs. METHODS We conducted a one year retrospective review of charts of a national poison information center to characterize ingestions of silica gel and...