Cite
APA Citation
Cappelleri, J. C., Zou, K. H., Bushmakin, A. G., Alvir, J. M. J., Alemayehu, D., & Symonds, T. (2014). Patient-reported outcomes : measurement, implementation and interpretation. Boca Raton : Chapman and Hall/CRC. http://access.bl.uk/ark:/81055/vdc_100044889858.0x000001