TIPS FOR BETTER WEB BROWSING:
	Tired of Scrolling?

To return to the article text after clicking a Reference number link, click on the "Back" button instead of scrolling to the previous position in the text.

The "Back" button will return you to your previous location more quickly and without the need for lengthy scrolling.

You can also view the Reference list in a separate window while continuing to view the article text in the main browser window. See the related tip: Double Your Screen Size for details.

To return to the page you were just on, click your browser's "Back" button. This Tip for Better Web Browsing is part of a set of tips that has been developed to help you use HighWire Press sites faster, better and easier. A complete set of Tips is available. To let us know if this Tip was helpful to you, or to send suggestions for other tips, please send us Feedback.