title: Editorial: Hello, goodbye.
authors.forename: George J
authors.initials: GJ
authors.lastname: Augustine
mesh_terms: D000818:Animals; D001921:Brain / Q000166:cytology*; D006801:Humans; D020407:Internet; D008967:Molecular Biology / Q000639:trends*; D010506:Periodicals as Topic / Q000639:trends*