Nasidi, A.2007-11-132007-05-162007-11-131992http://hdl.handle.net/10625/27420Text1 digital file (11 p.)Application/pdfenDISEASE CONTROLLABORATORIESVACCINESQUALITY CONTROLDISEASE TRANSMISSIONTRAININGNIGERIAEXPERIMENTSProgress report : yellow fever project, Nigeria, July 1991 - Jan. 1992Working Paper