Food and Drug Administration Approval Letter for Alemtuzumab
Food and Drug Administation, 7 May 2001
Accessed on 7 Dec 2011 from http://www.fda.gov/downloads/Drugs/DevelopmentApprovalProcess/HowDrugsareDevelopedandApproved/ApprovalApplications/TherapeuticBiologicApplications/ucm088605.pdf.