Ishtiaq, Sadia, et al. “Role of Ultrasound and Color Doppler in Assessment of Thyroid Nodules: Ultrasound and Colour Doppler for Thyroid Nodules”. Pakistan BioMedical Journal, vol. 5, no. 8, Aug. 2022, pp. 51-54, https://doi.org/10.54393/pbmj.v5i8.715.