Kannaujia S K, Rashmi, Maurya Geeta, Yadav Alka and Joshi Himanshu 2026. HER2-Positive Classical Invasive Lobular Carcinoma of the Breast in a Young Female: A Rare Clinicopathological Entity Challenging the Conventional Lobular Phenotype. International Journal of Pharmacy Research & Technology (IJPRT). 16, 1 (Jun. 2026), 4647–4651.