000 00403nam a2200133 4500
090 _a165705
_9165704
010 _bbr.
012 _210009383
100 _a20190208d u||y0frey50 ba
101 _afre
200 _aselected annotated bibliography on essential drugs.
_bLIVR
205 _aworld health organization organiation mondiale de la sante.
210 _aparis.
_ddl. imp.cop..1990.
215 _a1vol.(215).
_d30cm.