Corynebacterium diphtheriae Ab^2nd specimen/1st specimen:Ratio:Pt:Ser:Qn
corynebacterium diphtheriae ab^2nd specimen/1st specimen:ratio:pt:ser:qn
C. diphtheriae Ab 2nd specimen/1st specimen (S) [Ratio]
c. diphtheriae ab 2nd specimen/1st specimen (s) [ratio]