TY  - RPRT
TI  - Update on childhood immunizations.
AU  - I V de Clavijo
AU  - C W Weart
PY  - 1994
DO  - 10.1177/106002809402800514
UR  - https://pubmed.ncbi.nlm.nih.gov/8069003/
ID  - 8069003
ER  -