TY - RPRT TI - The essential factor for streptolysin S production by Streptococcus pyogenes. AU - T Akao AU - H Tamei AU - K Kobashi PY - 1988 DO - 10.1248/cpb.36.3994 UR - https://pubmed.ncbi.nlm.nih.gov/3073020/ ID - 3073020 ER -