Aguirre, Elena, José Pérez-Garcia, Dr., Carlos Barrios, Dr., Serena Di Cosimo, Dr., Joseph Gligorov, Dr., Juan de la Haba, Dr., Javier Cortés, Dr., & Antonio Llombart-Cussac, Dr.. " Challenges in Prognosis, Systemic Therapy, and Survival in Patients with HER2-Negative Metastatic Breast Cancer candidates to systemic chemotherapy." Medical Research Archives [Online], 5.12 (2017): n. pag. Web. 19 Apr. 2024