006010000a22001930004500003000900000005001700009020001800026264004900044700002000093700001800113710003100131245003000162300001000192500012600202041000800328650002700336650002400363650002000387PH-MaWHO20241108112332.0  a92-4-154559-3  aGeneva : bWorld Health Organization,c2002.  aCouper, Mary R.  aMehta, Dinesh  aWorld Health Organization.  aWHO model formulary 2002.  a517p.  aWHO Model Formulary edition May 2002 database available on the internet URL: http://mednet3.who.int/mf/modelFormulary.asp  aeng  aFormulariesxStandards  aBiological products  aEssential drugs