Small-scale mutations are infrequent as mechanisms of resistance in post-PARP inhibitor tumour samples in high grade serous ovarian cancer. - Burdett, Nikki L.; Willis, Madelynne O.; Pandey, Ahwan; Fereday, Sian; Bowtell, D.; Chenevix-Trench, G.; Green, A.; Webb, P.; DeFazio, A.; Gertig, D.; Traficante, N.; Fereday, S.; et al. (Scientific Reports, 2023)