Shirley A. Bayer

The Human Brain during the Second Trimester 160– to 170–mm Crown-Rump Lengths

The Human Brain during the Second Trimester 160– to 170–mm Crown-Rump Lengths

The Human Brain during the Second Trimester 190– to 210–mm Crown-Rump Lengths

The Human Brain during the Second Trimester 96– to 150–mm Crown-Rump Lengths

The Human Brain during the Third Trimester 225– to 235–mm Crown-Rump Lengths

The Human Brain during the Third Trimester 260– to 270–mm Crown-Rump Lengths

The Human Brain during the Third Trimester 310– to 350–mm Crown-Rump Lengths