TY - RPRT TI - A modified toxigenicity test for Corynebacterium diphtheriae. AU - S HAYDEN-SMITH AU - L SCHRIRE PY - 1962 DO - 10.1136/jcp.15.1.88 UR - https://pubmed.ncbi.nlm.nih.gov/13905631/ ID - 13905631 ER -