TY - BOOK AU - Umeh,Kanayo F. TI - Understanding adolescent health behaviour: a decision making perspective SN - 9780521875264 (hbk.) PY - 2009/// CY - Cambridge, UK. PB - Cambridge University Press KW - Risk-taking (Psychology) in adolescence KW - Behavior disorders in adolescence N1 - Includes bibliographical references (p. 255-289) and index ER -