01253cam a2200325 a 4500 1448361 20170804094950.0 000 000 85146074 9241540648 (pbk.) UOEL DLC DLC RA1231. O9N5 1977 363.1/79 19 Oxides of nitrogen. Geneva : World Health Organization, 1977. 79 p. : ill. ; 21 cm. Environmental health criteria ; 4 Report of a meeting of the WHO Task Group on Environmental Health Criteria for Oxides of Nitrogen, held in Tokyo, Aug. 23-27, 1976. "Published under the joint sponsorship of the United Nations Environment Programme and the World Health Organization." Bibliography: p. 71-79. Nitrogen oxides Toxicology Congresses. Air Pollution Measurement Congresses. Nitrogen oxides Environmental aspects Congresses. World Health Organization. WHO Task Group on Environmental Health Criteria for Oxides of Nitrogen. United Nations Environment Programme. 7 cbc orignew 4 ncip 19 y-gencatlg lcc SBK 15566 15566 0 0 lcc 0 0 UOE UOE GEN 2017-08-04 0 RA1231. O9N5 1977 20012667 2026-04-27 11:56:09 20012667 2017-08-04 SBK