TY - BOOK ED - ProQuest (Firm) TI - Assessment of future scientific needs for live variola virus T2 - The compass series AV - QR201.S6 A85 1999 U1 - 616.9/12 21 PY - 1999/// CY - Washington, D.C. PB - National Academy Press KW - Smallpox KW - Research KW - Prevention KW - Smallpox vaccine KW - Virology KW - Cultures and culture media KW - Electronic books N1 - Includes bibliographical references (p. 87-91); Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries UR - https://ebookcentral.proquest.com/lib/nird-ebooks/detail.action?docID=3376680 ER -