00692nam 2200169z- 450 9910690809903321(CKB)5470000002342238(EXLCZ)99547000000234223820230503cuuuuuuuu -u- -engBiological weapons : effort to reduce former Soviet threat offers benefits, poses new risks : report to congressional requestersWashington, D.C. (P.O. Box 37050, Washington, D.C. 20013)Biological weapons BOOK9910690809903321Biological weapons : effort to reduce former Soviet threat offers benefits, poses new risks : report to congressional requesters3152075UNINA