TY - STAND AU - T. McKeever AU - S. Lewis AU - C. Smith AU - J. Collins AU - H. Heatlie AU - M. Frischer AU - R. Hubbard BT - J Allergy Clin Immunol M1 - 1 PY - 2002 SP - 43 EP - 50 T2 - J Allergy Clin Immunol TI - Early exposure to infections and antibiotics and the incidence of allergic disease: a birth cohort study with the West Midlands General Practice Research Database VL - 109 SN - 0091-6749 (Print) 0091-6749 ER -