Fig. 1From: Lungworms (Metastrongylus spp.) demonstrated in domestic pigs with respiratory disease: was there a clinical relevance?Geographic overview of the pastures and the flow of animals. Dark green areas represent forests; light green areas represent pastures; Yellow areas represent cultivated land; blue areas represent water. At the age of around 11 weeks, growers were transferred from the indoor facilities to pasture A, B or C. Approximately one month before reaching market weight they were transferred to either outdoor concrete slab D or E located close to the battoirBack to article page