TY - BOOK TI - Atlas of headache disorders and resources in the world 2011: a collaborative project of WHO and lifting the Burden SN - 9789241564212 U1 - 616.8 PY - 2011/// CY - Geneva PB - WHO KW - NERVOUS SYSTEM DISEASES KW - Headache disorders KW - Headache disorders - epidemiology KW - Headache disorders - prevention and control KW - Headache - epidemiology KW - Cost of illness KW - Data collection KW - Delivery of health care UR - http://www.who.int/mental_health/management/atlas_headache_disorders/en/ ER -