Diameter.outer to outer &#x7C; Fetus &#x7C; OB ultrasound
diameter.outer to outer &#x7c; fetus &#x7c; ob ultrasound
Diameter.outer to outer &#x7C; Fetus &#x7C; OB ultrasound
diameter.outer to outer &#x7c; fetus &#x7c; ob ultrasound