TY  - RPRT
TI  - How effective is measles immunisation.
AU  - M D Coulter
AU  - B M Jones
PY  - 1977
DO  - 10.1136/bmj.1.6072.1347
UR  - https://pubmed.ncbi.nlm.nih.gov/861612/
ID  - 861612
ER  -