title: [Protection of chicks against Salmonella typhimurium colonization by use of a barrier flora given to pathogen free chickens of different ages].
authors.affiliation: Veterinaires et Alimentaires, Station Experimentale d'Aviculture, Ministere de l'Agriculture, Centre National d'Etudes, Ploufragan, France.
authors.forename: G
authors.initials: G
authors.lastname: Salvat
authors.forename: F
authors.initials: F
authors.lastname: Humbert
authors.forename: P
authors.initials: P
authors.lastname: Colin
authors.forename: C
authors.initials: C
authors.lastname: Lahellec
authors.forename: G
authors.initials: G
authors.lastname: Bennejean