1. Blood and urinary nicotine in non-smokers;Russell, M.A.H.; Feyerabend, C.;Lancet,1975
2. Nicotine concentrations in urine and saliva of smokers and non-smokers;Feyerabend, C.; Higenbottam, T.; Russell, M.A.H.;Br Med J,1982
3. Infant admissions to hospital and maternal smoking;Harlap, S.; Davies, A.M.;Lancet,1974
4. Influence of passive smoking and parental phlegm on pneumonia and bronchitis in early childhood;Colley, J.R.T.; Holland, W.W.; Corkhill, R.T.;Lancet,1974
5. Non-smoking wives of heavy smokers have a higher risk of lung cancer: a study from Japan;Hirayama, T.;Br Med J,1981