PT - JOURNAL ARTICLE AU - DP Strachan TI - Family size, infection and atopy: the first decade of the 'hygiene hypothesis' AID - 10.1136/thorax.55.suppl_1.S2 DP - 2000 Aug 01 TA - Thorax PG - S2--10 VI - 55 IP - suppl 1 4099 - http://thorax.bmj.com/content/55/suppl_1/S2.short 4100 - http://thorax.bmj.com/content/55/suppl_1/S2.full SO - Thorax2000 Aug 01; 55