Awotedu, A A Tar, nicotine, and carbon monoxide yields of some Nigerian cigarettes. [electronic resource] - Journal of epidemiology and community health Sep 1983 - 218-20 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0143-005X Standard No.: 10.1136/jech.37.3.218 doi Subjects--Topical Terms: Carbon Monoxide--analysisNicotine--analysisNigeriaPlants, ToxicSmoke--analysisTars--analysisNicotiana--analysis