TY - RPRT TI - [Equilibrium between two bacterial types, Escherichia coli and Staphylococcus pyogenes, dependent upon the sequence of their introduction into the digestive tract of axenic mice]. AU - R Ducluzeau PY - 1967 UR - https://pubmed.ncbi.nlm.nih.gov/4966533/ ID - 4966533 ER -