Fig. 4
From: Ultrasonographic study of fetal facial profile markers during the first trimester
The measurement of PL distance (3.3mm) 12w4d, normal Chinese fetus
Fig. 4 | BMC Pregnancy and Childbirth
From: Ultrasonographic study of fetal facial profile markers during the first trimester
The measurement of PL distance (3.3mm) 12w4d, normal Chinese fetus