TY - RPRT TI - Competition between different scrapie agents in mice. AU - A G Dickinson AU - H Fraser AU - V M Meikle AU - G W Outram PY - 1972 DO - 10.1038/newbio237244a0 UR - https://pubmed.ncbi.nlm.nih.gov/4624846/ ID - 4624846 ER -