PT - JOURNAL ARTICLE AU - Ralf Gold AU - Reinhard Hohlfeld TI - Multiple sclerosis therapy: new agents carry new risks AID - 10.1136/jnnp.2006.097873 DP - 2006 Aug 01 TA - Practical Neurology PG - 248--251 VI - 6 IP - 4 4099 - http://pn.bmj.com/content/6/4/248.short 4100 - http://pn.bmj.com/content/6/4/248.full SO - Pract Neurol2006 Aug 01; 6