006290000a22001690004500003000900000005001700009110007200026245012100098020001800219264004900237490004000286300000900326041000800335650004100343700003000384700004500414PH-MaWHO20241108112342.0 aJoint IUAT/WHO Study Group on Tuberculosis Control (1981 : Geneva). aTuberculosis control : report of a joint IUAT/WHO study group [meeting held in Geneva from 14 to 18 September 1981]. a92-4-120671-3 aGeneva : bWorld Health Organization,c1982. a(WHO technical report series ; 671) a26p. aeng aTuberculosisxPrevention and control aWorld Health Organization aInternational Union against Tuberculosis