Table 2.

Search strategy for PubMed

Population AND	Exposure AND	Outcome AND	Type of Studies
“informal care*” OR “family care*” OR caregiver* OR carer* OR “spousal care*”	caregiving OR eldercare OR gerontolog* OR geriatric* OR ageing OR aging OR aged OR seniors	gender* OR “gender role*” OR “gender norm*” OR “gender relation*” OR “gender identit*” OR “gender continuum” OR feminin* OR masculin* OR “biological sex”	“qualitative research” OR “feminist research” OR phenomenology OR “phenomenological research” OR ethnography OR “action research” OR “grounded theory” OR “ethnographic research” OR “case study research” OR “narrative research” OR “qualitative study”