“…The researcher has effectively tried the functionality on the web page only in the case of a selection of items, more often with the items concerning screen reader (audio control) or keyboard accessibility. The assessment has been conducted both manually, as well as with the support of online tools, such as the ones available at www.accessibilitychecker.org, audit.deque.com/or waveweb accessibility evaluation tool -wave.webaim.org/, in line with previous studies conducted on this topic [34,35,36,37]. We consider that a combination between results yielded by automatic assessment, with reduced subjectivity but limited on the type of signaled errors, alongside manual checking (although associated with increased subjectivity) is able to provide, from the methodological point of view, more accurate results.…”