@inbook{1118133173, author={Niels H. Wacher}, editor={Moreno Altamirano, Laura}, title={Clinimetría}, booktitle={Epidemiología clínica, 3e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2015}, url={accessmedicina.mhmedical.com/content.aspx?aid=1118133173} }