Fig. 8
Different facial expressions at different fetal age groups; yawing, tongue expulsion, scowling, mouthing, smiling, suckling; image (a–f), respectively
Fig. 8 | Egyptian Journal of Radiology and Nuclear Medicine
Different facial expressions at different fetal age groups; yawing, tongue expulsion, scowling, mouthing, smiling, suckling; image (a–f), respectively