[Persistence of the polylysogeny of lysogenic strains of E. coli M (1920-1921) and of S. typhi O-901 in various enviromental conditions].
D004926:Escherichia coli; D008242:Lysogeny; D012483:Salmonella Phages; D012485:Salmonella typhi
ESCHERICHIA COLI; SALMONELLA PHAGES; SALMONELLA TYPHOSA