Shortliffe EH, editor. Unpublished observations and personal communications should be cited in the text as such, and should not be included in the reference list. Figures should be in a finished form suitable for publication. Number figures consecutively with Arabic numerals, and indicate the top and the authors on the back of each figure. All figures, including photographs, should be submitted as electronic files.
Legends are to be typed together on a separate sheet.
Color figures or plates will be accepted only if the authors defray the cost. Tables should be numbered consecutively with Arabic numerals in order of appearance in the text. Type each table double-spaced on a separate page with a short descriptive title typed directly above and with essential footnotes below. Authors should submit complex tables as camera-ready copy. Number equations consecutively, with the number placed in parentheses to the extreme right of the equation.