TY - RPRT TI - Agar-disc neutralization test for rubella virus. AU - N Kobayashi AU - H Shibuta AU - M Matumoto PY - 1973 DO - 10.1111/j.1348-0421.1973.tb00778.x UR - https://pubmed.ncbi.nlm.nih.gov/4542767/ ID - 4542767 ER -