TY - JOUR T1 - Neutropenia, agranulocytosis and dipyrone JO - Sao Paulo Medical Journal A1 - Hamerschlak, Nelson A1 - Cavalcanti, Alexandre Biasi SN - 1516-3180 UL - 10.1590/S1516-31802005000500009 VL - 123 Y1 - 2005 PB - Brazil ER -