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Like wildlife species in an ecological system, members within a personal network (or alters) constantly shift and often remain hard to count. Previous studies often estimated the size of such personal networks using information given by a focal person (or ego), who names a list of friends and acquaintances, or someone known or related, that meet certain specified criteria. In a search for alternative...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.