Text : "Help"
Text : "override default contact information provided to NCBI when you run a program"
Text : "load a file of query aliases at the beginning of a pipeline or script"
File : "$doc\/NCBI\/edirect\/xtract.help"
Program : "econtact"
Program : "efilter"
Program : "einfo"
Program : "elink"
Program : "epost"
Program : "eproxy"
Program : "esearch"
Program : "nquire"
Program : "xtract"
Platform : "solaris-sparc"
Platform : "linux-intel"
Platform : "solaris-amd64"
Platform : "linux-x86_64"
Platform : "osx-x86_64"