parvum (of a strain wvith established antitumour properties) produces a highly significant increase in the proliferation of macrophage precursors which is maximal at 48 h and persists for at least 10 days.
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parvum (of a strain wvith established antitumour properties) produces a highly significant increase in the proliferation of macrophage precursors which is maximal at 48 h and persists for at least 10 days.