@article {litwin2022social,
	title = {Social networks and mental health change in older adults after the Covid-19 outbreak},
	journal = {Aging \& mental health},
	volume = {26},
	number = {5},
	year = {2022},
	pages = {925{\textendash}931},
	publisher = {Routledge},
	author = {Litwin, Howard and Levinsky, Michal}
}
