TY - RPRT TI - INTERFERENCE BETWEEN POLIOVIRUSES INDUCED BY STRAINS THAT CANNOT MULTIPLY. AU - P POHJANPELTO AU - P D COOPER PY - 1965 DO - 10.1016/0042-6822(65)90054-1 UR - https://pubmed.ncbi.nlm.nih.gov/14328604/ ID - 14328604 ER -