TY  - RPRT
TI  - Assessing immunization coverage: how and why?
AU  - N Guérin
PY  - 1998
DO  - 10.1016/s0264-410x(98)00304-1
UR  - https://pubmed.ncbi.nlm.nih.gov/9915045/
ID  - 9915045
ER  -