Prognostic significance of estrogen, progesterone and HER2 receptors' status conversion following neoadjuvant chemotherapy in patients with locally advanced breast cancer: Results from a tertiary Cancer Center in Saudi Arabia. - Al-Saleh, Khalid; Salah, Tareq; Arafah, Maria; Husain, Sufia; Al-Rikabi, Ammar; Abd El-Aziz, Nashwa (PLoS ONE, 2021)