Rageh, Tarek M., Rehab M. Samaka, Mahmoud G. Hagag, and Elsayed A. Motawa. 2019. “Relationship Between Focality and Cervical Lymph Nodes Metastasis in Papillary Thyroid Carcinoma”. International Surgery Journal 6 (2):453-58. https://doi.org/10.18203/2349-2902.isj20190079.