DuBrock HM, Nathan SD, Reeve BB, Kolaitis NA, Mathai SC, Classi PM, Nelsen AC, Olayinka-Amao B, Norcross LN, Martin SA. Pulmonary hypertension due to interstitial lung disease or chronic obstructive pulmonary disease: a patient experience study of symptoms and their impact on quality of life. Pulm Circ. 2021 Apr 1;11(2):204589402. doi: 10.1177/20458940211005641
Coon CD, Bokowy KL, Horblyuk R, Zisman RS, McLeod LD, Brown MT. The development and initial assessment of the strategy and leadership systems capability evaluation survey. Health Care Manag (Frederick). 2012 Oct 1;31(4):332-41.
Feltner D, Hill C, Lenderking W, Williams VS, Morlock R. Development of a patient-reported assessment to identify placebo responders in a generalized anxiety disorder trial. J Psychiatr Res. 2009 Oct;43(15):1224-30.
Morlock RJ, Williams VS, Cappelleri JC, Harness J, Fehnel SE, Endicott J, Feltner D. Development and evaluation of the Daily Assessment of Symptoms – Anxiety (DAS-A) Scale to evaluate onset of symptom relief in patients with generalized anxiety disorder. J Psychiatr Res. 2008 Oct;42(12):1024-36.