Lewis MA, Stine A, Paquin RS, Mansfield C, Wood D, Rini C, Roche MI, Powell CM, Berg JS, Bailey, Jr DB. Parental preferences toward genomic sequencing for non-medically actionable conditions in children: a discrete-choice experiment. Genet Med. 2018 Feb;20(2):181-9. doi: 10.1038/gim.2017.93
Luciano JV, Barrada JR, Aguado J, Osma J, García-Campayo J. Bifactor analysis and construct validity of the HADS: a cross-sectional and longitudinal study in fibromyalgia patients. Psychological Assessment. 2014 Jun;26(2):395-406.