PT - JOURNAL ARTICLE AU - Steel, J. TI - Environmental Health Criteria. 4. Oxides of Nitrogen AID - 10.1136/oem.36.4.342 DP - 1979 Nov 01 TA - British Journal of Industrial Medicine PG - 342--342 VI - 36 IP - 4 4099 - http://oem.bmj.com/content/36/4/342.1.short 4100 - http://oem.bmj.com/content/36/4/342.1.full SO - Br J Ind Med1979 Nov 01; 36