TY - BOOK AU - Gould,G.W. TI - Natural antimicrobial systems AV - AMU QR185.2.N231 PY - 1986/// CY - Bath PB - Bath University Press KW - Natural immunity KW - Immune system KW - Anti-infective agents KW - Host-parasite relations KW - Congresses N1 - Includes bibliographical references ER -