TY - BOOK AU - Klaassen,Curtis D. AU - Watkins,John B. TI - Casarett & Doull's essentials of toxicology SN - 9781260452297 (pbk.) U1 - 615.9 CAS PY - 2021/// CY - New York PB - McGraw Hill KW - Poisons KW - toxicity KW - Toxicology KW - methods ER -