In colors that provide enough contrast as black and white images. Unacceptable illustrations and photos will be returned for revision. References should be typed separately, double-spaced, and numbered consecutively in the order in which they are first mentioned in the text. References first cited in tables or figure legends should be numbered so that they will be in proper sequence with references cited in the text. Unpub lished observations or personal communications, for which the author has secured permission of the person cited, should be treated as footnotes and not included in the numbering of the references.
Authors are responsible for the accuracy of their references.
Gilsdorf P, Patterson R, Fisher S. Thirty-minute continuous sitting force measurements with different support surfaces in the spin. Outcome analysis in comprehensive rehabilitation. Chapter in a Book . Published Proceedings Paper . Antiskid wheelchair brake design.