TY  - RPRT
TI  - Immunity after modified measles.
AU  - S KARELITZ
AU  - F S MARKHAM
PY  - 1962
DO  - 10.1001/archpedi.1962.02080020697008
UR  - https://pubmed.ncbi.nlm.nih.gov/14453927/
ID  - 14453927
ER  -