Bewley, B.R., Bland, J.M. and Harris, R. (1974). Factors associated with the starting of cigarette smoking by primary schoolchildren. Brit. J. Prev. Soc. Med. , 28, 1, 37.
2.
Boyle, C.M. (1970). Difference between patients' and doctors' interpretation of some common medical terms. Brit. Med. J., 1, 286.
3.
Bynner, J.M. (1969). The Young Smoker. Government Social Survey, H.M.S.O., London.
4.
Tring, F.C. and Hayes-Allen, M.C. (1973). Understanding and misunderstanding of some medical terms. Brit. J. Med. Editc., 1, 53.