CRIMSON: A multicentre randomised, sham-controlled, double-masked, 72-week trial to study the safety, tolerability, pharmacokinetics, and efficacy of 3 dosing regimens of intravitreal BI 764524 in patients with moderate to severe non-proliferative diabetic retinopathy (Nov, 10.1007/s00347-025-02345-0, 2025)