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The Endowment for Human Development

The Endowment for Human Development

Improving lifelong health one pregnancy at a time.

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From The Biology of Prenatal Development.

All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.

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4D Ultrasound

4D Ultrasound

Quickening

Quickening

Movement

Movement

4D Ultrasound

4D Ultrasound

Hormonal Stress Response

Hormonal Stress Response

Vernix Caseosa

Vernix Caseosa

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