Age in Days at Last Known Survival Status

**Semantic type:** Organism Attribute

**Definition:** Age of subject (in days) at the last known survival status.

**Synonyms:** - AGE_AT_LKSS - AGE_AT_LKSS - AGE_AT_LKSS - AGE_AT_LKSS - AGE_AT_LKSS - AGE_AT_LKSS - Age at Last Known Survival Status