TY  - RPRT
TI  - Diphtheria.
AU  - A M Pappenheimer
AU  - D M Gill
PY  - 1973
DO  - 10.1126/science.182.4110.353
UR  - https://pubmed.ncbi.nlm.nih.gov/4202002/
ID  - 4202002
ER  -