24. NEOADJUVANT RADIOTHERAPY IN MASTECTOMY AND IMMEDIATE AUTOLOGOUS FREE FLAP RECONSTRUCTION. FINDINGS FROM THE PRIMARY RADIOTHERAPY AND DIEP FLAP (PRADA) TRIAL. Issue 6 (June 2020) - Hadjiminas, Dimitri; Thiruchelvam, Paul; Leff, Daniel; Cleator, Suzy; Wood, Simon; Gujral, Dorothy; Kirby, Anna; Patani, Neill; Robinson, Ruth; Tan, Melissa; James, Stuart; Khan, Aadil; et al.