I keep getting these messages from other lists.  Why would you attempt to sign up your listserv to another listserv list?
 

The original message was received at Wed, 29 Dec 1999 09:01:31 -0500 (EST)

from society.massmed.org [208.28.24.2]

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550 <[log in to unmask]>... Host unknown (Name server: mail.eworld.com: host not found)

 
Margaret J. Brandt
MMS/NEJM
Technology Projects Coordinator
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