Fig. 1From: Taxonomy of the burden of treatment: a multi-country web-based qualitative study of patients with chronic conditionsFlow of patients in the study. * “Number of unique visitors” from May 22, 2013 to March 30, 2014, assessed by use of Google Analytics. “Unique visitors” can include study participants, non-eligible patients, physicians, researchers, members of patient associations, or curious visitors. Details on the method of calculating the number of users can be found at https://support.google.com/analytics/answer/2992042?hl=enBack to article page