TY - BOOK ED - World Health Organization TI - Acute effects on health of smog episodes: report on a WHO meeting,'s Hertogenbosch, Netherlands, 30 October - 2 November 1990 SN - 9289013060 PY - 1992/// CY - Copenhagen PB - World Health Organization KW - Environmental health KW - Air pollution KW - Adverse effects KW - Smog ER -