Three versus seven days of apramycin treatment for post-weaning diarrhoea in piglets: clinical and resistance gene outcomes from a cluster-randomised field trial - Emma Smedsgaard Byskov; Laura Goncalves Pereira; Mattia Pirolo; Ken Steen Pedersen; John Elmerdahl Olsen; Luca Guardabassi; Peter Damborg (Porcine Health Management, 2026)