TY - RPRT TI - Defining interferon beta response status in multiple sclerosis patients. AU - Richard A Rudick AU - Jar-Chi Lee AU - Jack Simon AU - Richard M Ransohoff AU - Elizabeth Fisher PY - 2004 DO - 10.1002/ana.20224 UR - https://pubmed.ncbi.nlm.nih.gov/15389896/ ID - 15389896 ER -