A novel approach to identifying C2 and C3 block vertebrae. - Pellakuru, Saavi Reddy; Saad, Ahmed; Iyengar, Karthikeyan P.; Shirodkar, Kapil; Hassan, Faizul; Beale, David; Botchu, Rajesh; Velicheti, Sandeep (Journal of Craniovertebral Junction & Spine, 2025)