There are multiple definitions:
long-living individual(English)
- object of intense investigation for increase/decrease of genetic variant frequencies, genetic methylation levels, protein abundance in serum and tissues
- LAV
- Aging, Frailty
- https://doi.org…2979-015-0054-8
life-limiting illness(English)
- refers to a metasynthesis exploring parents' psychosocial experiences during complex and traumatic life transitions related to caring for a child with a life-limiting or life-threatening illness
- CHIRI, CSHCN, LTI, SCHIP, USC
- Prognosis, Pediatrics, Emotional aspects, Social aspects
- https://doi.org…edn.2017.11.004