TY - STAND AU - S. Bremner AU - I. Carey AU - S. DeWilde AU - N. Richards AU - W. Maier AU - S. Hilton AU - D. Strachan AU - D. Cook BT - Allergy DO - 10.1111/j.1398-9995.2007.01599.x M1 - 3 PY - 2008 SP - 274 EP - 83 T2 - Allergy TI - Infections presenting for clinical care in early life and later risk of hay fever in two UK birth cohorts VL - 63 SN - 0105-4538 ER -