*0011610362 *008930607s1993 xx# 000 0 nob *019 $bk *08230$a614.5 *100 $aKristiansen, Bjørn-Erik$_132957200 *245 $aKan meningokokksykdom forebygges mer effektivt? *300 $aS. 4-6 : ill. *773 $tTherapia medica$gnr 2 (1993)$x0804-1725$w(NO-LaBS)44464(tnr) *999 $z9300157990$anorart:9300157990 ^