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We wish to thank the following individuals, without whom the publication of this fourth edition would not have been achievable:
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Our contributors, who graciously endured our critical assessments and editing of their manuscripts.
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The reviewers and copyeditors for their comments and suggestions for improving the book.
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The F.A. Davis Company staff, including Karen Carter, Melissa Duffield, Kimberly Harris, and Margaret Biblis; and Marsha Hall, Project Manager, Progressive Publishing Alternatives.
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The students we have taught in the program in physical therapy at Louisiana State University Health Sciences Center and the Department of Physical Therapy Marquette University College of Health Sciences for their opinions and constructive comments on this fourth edition.
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The thousands of physical therapists, nurses, and physicians from clinical and academic settings who provided us with their useful suggestions for improving this fourth edition.
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The patients and our colleagues affiliated with the LSU Health Sciences Center and the Department of Physical Therapy, Marquette University, College of Health Sciences.