@misc{indiciae4195fe79bfbb, title = {R factors in group D streptococci: classification by compatibility.}, author = {P Messi and M Bondi and V Borghi and L Piccinini and G Manicardi}, year = {1982}, url = {https://pubmed.ncbi.nlm.nih.gov/7121300/}, note = {Source identifier: 7121300} }