Figure 3. showing presence of partial septae in both left and right frontal sinus

From

Unleash the Unknown - Frontal Sinus and Nasal Septal Patterns in Personal Identification

Sudhakara Reddy, Rajesh N, Raghavendra M N, Satish Alapati, Pavani kotha

International Journal of Dental Sciences and Research. 2014, 2(6), 141-145 doi:10.12691/ijdsr-2-6-5