1. Suspicious package prompts 8-hour vigil at B’nai B’rith;Wald;The New York Times,1997
2. Fire department response to biological threat at B’nai B’rith headquarters,1997
3. Bioterrorism alleging use of anthrax and interim guidelines for management—United States, 1998;MMWR Morb Mortal Wkly Rep,1999
4. Anthrax hoax latest trend;Associated Press;The Inquirer (Philadelphia),1998
5. Two packages purporting to contain anthrax cause disruption;Smith;The Atlanta Journal Constitution,1999