Bacteriological evaluation of vaccination against Salmonella Typhimurium with an attenuated vaccine in subclinically infected pig herds, Peeters, Linda, Dewulf Jeroen, Boyen Filip, Brossé Charlotte, Vandersmissen Tamara, Rasschaert G., Heyndrickx Marc, Cargnel Mickael, Mattheus Wesley, Pasmans Frank, et al. , Preventive Veterinary Medicine, Jan-09-2020, Volume 182, (2020)