The following are reprinted/adapted under Creative Common License or Public Domain:
The American College of Rheumatology Preliminary Diagnostic Criteria for Fibromyalgia and Measurement of Symptom Severity; Wolfe, F, Clauw DJ, et al; 2010, Arthritis Care & Research, Vol. 62, No. 5, May 2010, pp 600 – 610; DOI: 10.1002/acr.20140
Adult ADHD Self-Report Scale (ASRS-v1.1); Kessler R, et al; 2002, The World Health Organization, Psychological Medicine 35 (2005): 245 - 256, DOI: 10.1017/S0033291704002892
The International Physical Activity Questionnaire Short Form (IPAQ-SF); 1998, The International Physical Activity Questionnaire, source: https://sites.google.com/site/theipaq/home
The Restless Legs Syndrome Screener (RLS Screener); Walters AS; 1995; DOI: 10.1002/mds.870100517
U.K. Working Party Diagnostic Criteria for Atopic Dermatitis; Williams, HC et al; 1995; DOI: 10.1111/j.1365-2133.1994.tb08530.x
Multiple Sclerosis Quality of Life - 20 (MSQOL-20); Rosato, R et al; 2016; DOI:10.1371/journal.pone.0153466