OleÅ›, A [Epidemiological evaluation of infections due to Salmonella enteriditis in Wroclaw in 1964-1965]. [electronic resource] - Polski tygodnik lekarski (Warsaw, Poland : 1960) May 1968 - 746-9 p. digital Publication Type: Journal Article ISSN: 0032-3756 Subjects--Topical Terms: Child, PreschoolCross InfectionHumansInfantInfant, NewbornPneumonia--epidemiologyPolandSalmonella Food Poisoning--epidemiologySalmonella Infections--epidemiology