Colaizzi P.Psychological research as the phenomenologist views it[M].Nww York:Oxlord University Press,1978:48-71.
Sousa D. Validation in qualitative research:general aspects and specificities of the descriptive phenomenological method [J].Qual Res Psychol,2014,11(2):211-227.
Rainsford S,Phillips CB,Glasgow NJ,et al.The‘safe death’: an ethnographic study exploring the perspectives of rural palliative care patients and family caregivers[J].Palliat Med, 2018,32(10):1575-1583.