Avoid repeating parts of the Results. Each table carries a short title describing its contents in relation to the main text. Instead, the first column is left-aligned, and other columns are generally centered. Only the first letter of each heading is capitalized, and any units appear in parentheses after or under the corresponding heading. There is no charge for reproduction of color or black and white illustrations.
Magnification is indicated by a bar scale .
On the back of each sheet, write its number and the name of the first author, in light pencil, and indicate the top margin. The list of numbered references appears after the figure legends. Journal titles are abbreviated according to Index Medicus and Biosis. The list is in order of appearance in the text, not alphabetically . Classification of Brucella strains isolated from marine mammals using DNA-DNA hybridization and ribotyping, Res.