4 ms·
What constitutes very early? 6 months? 2 months?
by hanniabu 6y ago
What constitutes very early? 6 months? 2 months?
- Lammy 6y agohttps://www.cdc.gov/ncbddd/actearly/milestones/index.html https://www.cdc.gov/ncbddd/actearly/milestones/index.html