Quantity and diversity of environmental microbial exposure and development of asthma: a birth cohort study

by Karvonen, A M, Hyvärinen, A, Rintala, H, Korppi, M, Täubel, M, Doekes, G, Gehring, U, Renz, H, Pfefferle, P I, Genuneit, J, Keski-Nisula, L, Remes, S, Lampi, J, von Mutius, E, Pekkanen, J
Published 2014