“…Therefore, among various other branches of medicine, palliative care remains one of the leading healthcare disciplines heavily involved in research on spirituality [56,57]. These studies have employed a wide range of social science methodologies and tools in their attempt to understand spirituality, including grounded theory, phenomenology, narrative based and other qualitative approaches [58][59][60][61][62]. In addition, others have used quantitative methods in the study of spirituality in healthcare and in end of life care [3,30,63,64].…”