| |
| | ATSDR - PHA - Callery Chemical Company, Evans City, Butler County, Pennsylvania (Site not responding. Last check: 2007-10-20) |
 | | Pennsylvania Department of Health, State Center for Health Statistics and Research, An Analysis of Cancer Incidence in Pennsylvania Counties, 1987-1991, July 1995. |
 | | Pennsylvania Department of Health, State Center for Health Statistics and Research, Number of Cancer Cases by Selected Zip Codes, by Site and Year, Pennsylvania Residents, 1985-1992. |
 | | Pennsylvania Department of Health, State Center for Health Statistics and Research, Number of Cancer Cases by Age, Sex and Race, Butler County Residents, Five-Year Summary, 1988-1992. |
| www.atsdr.cdc.gov /HAC/PHA/callery/ccc_p3.html (295 words) |
|