TY - GEN AU - Thomas,M TI - Differentiation of streptococci from diphtheroids SN - 0007-1447 PY - 1977///0723 KW - Corynebacterium diphtheriae KW - Streptococcus KW - isolation & purification N1 - Publication Type: Letter UR - https://doi.org/10.1136/bmj.1.6069.1159-e ER -