TY - GEN AU - Hayes,A.Wallace TI - Principles and methods of toxicology SN - 1560328142 (alk. paper) PY - 2001/// CY - Philadelphia, PA PB - Taylor & Francis KW - Toxicology KW - methods KW - Toxicity Tests KW - Poisons KW - Poisoning N1 - Includes bibliographical references and index ER -