by Julie E. Buring by Julie E. Buring Harvard Medical School, Boston. Textbook for medical and public health students. by G. N. Menon by G. N. Menon Proceedings of the Second Menon Foundation Symposium on ‘Epidemiology in Medicine,’ held in Trivandrum, India, in January 1992. by David James Purslove Barker, Cyrus Cooper,