64887-3
How old were you when you first needed reading glasses, bifocals or multifocals [PhenX]
- LOINC
- 64887-3
- Component
- How old were you when you first needed reading glasses, bifocals or multifocals
- System (specimen)
- ^Patient
- Property
- Time
- Scale
- Qn
- Method
- PhenX
- Class
- PHENX
- Status
- TRIAL