“…Based on a systematic review, the absence of a clear definition of ACP may prevent the advancement and understanding of the topic (Kermel‐Schiffman & Werner, 2017). Previous studies report different types of ACP, such as communication about end‐of‐life care in general (Granek et al, 2013; Myers et al, 2018), or more specific types of ACP, like instruments to document patients’ advance care wishes, such as advance directives (AD) (Zhou et al, 2010) and typically, living wills (Bar‐Sela et al 2020). Healthcare professionals’ knowledge (Kermel‐Schiffman & Werner, 2017) and the facilitators of (Rietjens et al, 2017; Rietze & Stajduhar, 2015) and barriers (Toguri et al, 2020; De Vleminck et al, 2013) to ACP have been studied especially in oncology (e.g.…”