TY - JOUR T1 - Farm exposure <em>in utero</em> may protect against asthma, hay fever and eczema JF - European Respiratory Journal JO - Eur Respir J DO - 10.1183/09031936.00033707 AU - J. Douwes AU - S. Cheng AU - N. Travier AU - C. Cohet AU - A. Niesink AU - J. McKenzie AU - C. Cunningham AU - G. Le Gros AU - E. Mutius AU - N. Pearce Y1 - 2008/04/30 UR - http://erj.ersjournals.com/content/early/2008/04/30/09031936.00033707.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -