Letter: In defence of granulocyte preservers.
D001793:Blood Preservation; D001803:Blood Transfusion; D003080:Cold Temperature / Q000009:adverse effects; D006098:Granulocytes / Q000502:physiology; D006801:Humans; D007962:Leukocytes; D012034:Refrigeration / Q000009:adverse effects; D013997:Time Factors