Description
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Example
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Preferred format for submission
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Acceptable format for submission
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Preferred format after your article has been accepted
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File type
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Line art: Includes graphs, flowcharts, diagrams, scatter plots, and other text-based figures that are not tables. Important! If a figure includes both line art and images, follow guidelines for line art
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EPS,PDF
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Any standard file type. When in doubt, submit a PDF
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Any standard file type
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Images: Images include photographs, drawings, imaging system outputs (such as MRIs or ultrasound), and other graphical representations
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EPS, PNG, TIFF
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Any standard file type. When in doubt, submit a PDF
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Any standard file type
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Resolution
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Line art: Resolution for line art needs to be higher than for images because each individual line must be more precisely rendered. Tip! Larger fonts make for easier reading
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600 dpi
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Any, as long as it is legible to the editor and peer reviewers
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600 dpi
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Images: Although many web-based images often appear at very low resolutions, readers will benefit most from your research if your images offer high-resolution detail
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300 dpi
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Any, as long as it is legible to the editor and peer reviewers
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300 dpi
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Image size
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Small: Used for small line art and images that will occupy one-quarter of the page
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At least 80mm canvas size or 1800 pixels wide
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Any, as long as it is legible to the editor and peer reviewers
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At least 80mm canvas size or 1800 pixels wide. Smaller or larger images will be modified during composition, which may reduce quality
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Large: Used for larger line art and images that occupy a half-page or an entire page. Carefully consider the minimum space necessary for each figure
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At least 80mm canvas size or 1800 pixels wide
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Any, as long as it is legible to the editor and peer reviewers
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At least 80mm canvas size or 1800 pixels wide. Smaller or larger images will be modified during composition, which may reduce quality
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File size
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Individual files: Individual figures may load slowly or time-out slower systems if they are too large
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Less than 10 MB each
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Any, but large files may be difficult for editors and reviewers
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Any, but large files may be harder to transfer
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Complete, zipped package of article files: Submission systems often limit total file size
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Less than 500 MB total
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Any, but large files may be difficult for editors and reviewers
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Any, but large files may be harder to transfer
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File name
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To facilitate ease of review, name figure files only with the word ‘Figure’ and the appropriate number
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Figure_1.tif
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One figure per file
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All figures in a single PDF, Word document, or as a part of a LaTeX submission
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One figure per file
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Legends and labelling
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Use Arabic numerals, follow the order in which the figures appear in the manuscript, and explain any abbreviations or symbols that appear in the figure
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Figure 1. A good figure legend succinctly describes the content and enhances understanding with clear labels.
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A separate ‘Figure legend’ section in the manuscript, after the references
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Anywhere in the article, clearly indicating which figure it explains
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Anywhere in the article, clearly indicating which figure it explains
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