"Lawsonia intracellularis"@en . . "Fitzgerald" . . "Phylogeny"@en . "J. Ross" . "Metagenomic"@en . . "J. Ross Ross Fitzgerald" . "c2dcb99dde29445bf428a05b4d0acecd" . "Monomorphic clonal lineage"@en . "Porcine proliferative enteropathy"@en .