TY - RPRT TI - [A common antigen factor in beta-hemolytic streptococci, Staphylococcus aureus hemolyticus & alpha-streptococci & their connection with rheumatoid arthritis]. AU - H BEEUWKES AU - A BIJLSMA AU - DE MENDES DE LEON PY - 1959 UR - https://pubmed.ncbi.nlm.nih.gov/13657252/ ID - 13657252 ER -