TY - BOOK AU - WHO ED - World Health Organization. TI - The health of young people: a challenge and a promise SN - 9241561548 (pbk.) U1 - 613 20 PY - 1993/// CY - Geneva PB - World Health Organization KW - Adolescent medicine KW - Youth KW - Health and hygiene KW - Sexual behavior KW - Adolescent Medicine KW - Adolescence N1 - Includes bibliographical references (p. 99-109) ER -