Age in Days at Start of Concomitant Medication Administration

**Semantic type:** Organism Attribute

**Definition:** Age of subject (in days) at the start of the concomitant medication administration.

**Synonyms:** - AGE_AT_MEDICATION_START - AGE_AT_MEDICATION_START - AGE_AT_MEDICATION_START - Age at Start of Concomitant Medication Administration - Age in Days at Medication Start