title: Editor's Mail.
abstract: The Editor welcomes readers' comments, and selected letters are published each month. Letters must be signed and should be sent to Editor's Mail at the address shown. The journal reserves the right to condense letters if necessary for space.
authors.affiliation: a Baltimore.
authors.forename: Charles G
authors.initials: CG
authors.lastname: Brown
authors.affiliation: b Philadelphia.
authors.forename: Michael
authors.initials: M
authors.lastname: Davidson
authors.affiliation: c St Paul.
authors.forename: Charles
authors.initials: C
authors.lastname: Kingswan
authors.affiliation: d Rochester , MN.
authors.forename: Stephen G
authors.initials: SG
authors.lastname: Harner