| Centers for Disease Control and Prevention | Age one month through three months |
|---|---|
| Positive parenting tips for healthy child development: Infants 0-1 year old | In: Caring for Your Baby and Young Child: Birth to Age 5 |
Age one month through three months.
9| 3 to 6 months: Your baby's development | Positive parenting tips for healthy child development: Infants 0-1 year old |
|---|---|
| Centers for Disease Control and Prevention |
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