Syeda Sakina Abidi; Lubna Mushtaque Vohra; Asad Ali Kerawala; Imrana Masroor; Muhammad Umair Tahseen. Diagnostic Accuracy of Axillary Nodal Ultrasound After Neoadjuvant Chemotherapy in Node-Positive Breast Cancer Patients: A Validation Study. J Pak Med Assoc 2022, 72.