Comment on

• Childhood asthma after bacterial colonization of the airway in neonates.

  Bisgaard H, Hermansen MN, Buchvald F, Loland L, Halkjaer LB, Bønnelykke K, Brasholt M, Heltberg A, Vissing NH, Thorsen SV, Stage M, Pipper CB. Bisgaard H, et al. N Engl J Med. 2007 Oct 11;357(15):1487-95. doi: 10.1056/NEJMoa052632. N Engl J Med. 2007. PMID: 17928596
• Of attraction and rejection--asthma and the microbial world.

  von Mutius E. von Mutius E. N Engl J Med. 2007 Oct 11;357(15):1545-7. doi: 10.1056/NEJMe078119. N Engl J Med. 2007. PMID: 17928604 No abstract available.