@inbook{57836104, author={Kevin N. Turner and P. Brian Smith}, editor={Lopes, Renato D. and Harrington, Robert A.}, title={Chapter 9. Challenges of Clinical Trials in Pediatrics}, booktitle={Understanding Clinical Research}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2013}, url={accessbiomedicalscience.mhmedical.com/content.aspx?aid=57836104} }