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EXHIBIT ID: OB_C_0775

Fetal Development From 20 Weeks to 40 Weeks

Fetal Development From 20 Weeks to 40 Weeks

Comparative view of the head circumference of a fetus at 20 weeks compared to a microcephalic fetus at 40 weeks

OB_C_0775 fetal development 20 weeks 40 microcephalic fetus head circumference percentile normal small week