TY  - RPRT
TI  - The pneumococcal problem.
AU  - S K Obaro
AU  - M A Monteil
AU  - D C Henderson
PY  - 1996
DO  - 10.1136/bmj.312.7045.1521
UR  - https://pubmed.ncbi.nlm.nih.gov/8646147/
ID  - 8646147
ER  -