Franceschi, C., Cossarizza, A., Monti, D. & Ottaviani, E. (1991). Cytotoxicity and immunocyte markers in cells from the freshwater snail Planorbarius corneus (L.) (Gastropoda: Pulmonata): implications for the evolution of natural killer cells. European Journal of Immunology. 21(2): 489-494.
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Franceschi, C., Cossarizza, A., Monti, D. & Ottaviani, E.
1991
Cytotoxicity and immunocyte markers in cells from the freshwater snail <i>Planorbarius corneus</i> (L.) (Gastropoda: Pulmonata): implications for the evolution of natural killer cells