1. Alavanja, M, Sandler, DP, McMaster, SB, Zahm, SH, McDonnell, CJ, Lynch, C, Pennybacker, M, Rothman, N, Dosemeci, M, Bond, AE, Blair, A . The Agricultural Health Study, Environ Health Perspect (1996) 104: 362–369
2. Blair, A, Zahm, SH, Pearce, NE, Heineman, EF, Fraumeni, JF . Clues to cancer etiology from studies of farmers, Scand J Work Environ Health (1992) 18: 209–215
3. Blair, A, Stewart, WF, Stewart, PA, Sandler, DP, Axelson, O, Vineis, P, Checkoway, H, Savitz, D, Pearce, N, Rice, C . A philosophy for dealing with hypothesized uncontrolled confounding in epidemiological investigations, Med Lav (1995) 86 2 106–110
4. Blair, A, Zheng, T, Linos, A, Stewart, PA, Zhang, YW, Cantor, KP . Occupation and leukemia: a population-based case–control study in Iowa and Minnesota, Am J Ind Med (2000) 40: 3–14
5. Breslow, NE, Day, NE . Statistical Methods in Cancer Research: Vol. 1. The Analysis of Case Control Studies. IARC Scientific Publications, Lyon, France 1980 pp93–108No. 32