TY - BOOK AU - Senker,Cath TI - Harmful substances T2 - Health choices SN - 0750244992 PY - 2004/// CY - London PB - Hodder Wayland KW - Hazardous substances KW - Health aspects KW - Juvenile literature KW - sears KW - Subtance abuse N1 - Includes bibliographical references and index ER -