000 00357nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aWorld Health Organization
245 _aTropical Disease Research : Progress 1991-1992 : 1993World Health Organization
260 _bWorld Health Organization
_c1993
300 _a134p.
650 _aTropical Disease Research
999 _c10853
_d10853