TY - RPRT TI - Mouse protection test for group B Streptococcus type III. AU - R S Baltimore AU - D L Kasper AU - J Vecchitto PY - 1979 DO - 10.1093/infdis/140.1.81 UR - https://pubmed.ncbi.nlm.nih.gov/88492/ ID - 88492 ER -