Selective toxicity and antibiotics / Society for Experimental Biology. Society for Experimental Biology (Great Britain) Antibiotics. Toxins and antitoxins. QH302 .S622 no. 3 615.9 SEL Includes bibliographical references. Cambridge : University Press, 1949. 1949. 1949 Text vi, 372 p. : eng Symposia of the Society for Experimental Biology, no. 3