000 00383nam a22001337a 4500
999 _c21447
_d21447
008 201118b ||||| |||| 00| 0 eng d
020 _a9241561580
082 _aWC680 W927t
110 _aWorld Health Organization
245 _aTropical Disease Research
_bProgress 1991 - 92
260 _aGeneva, Suiza
_bWorld Health Organization
_c1993
300 _a134 Páginas
942 _2NML
_cMO