TY - GEN AU - SHERWOOD,N P AU - RUSSELL,B AU - BOWMAN,K AU - OTT,J TI - Studies on streptococci. IV. A study of the relationship of certain virulence factors in streptococcal infections to the LD 50 dose of streptococci SN - 0022-1899 PY - 2003///0501 KW - Streptococcal Infections KW - Streptococcus KW - Virulence Factors N1 - Publication Type: Journal Article UR - https://doi.org/10.1093/infdis/91.3.246 ER -