24/02/2011 · Original Article. Exposure to Environmental Microorganisms and Childhood Asthma. Markus J. Ege, M.D., Melanie Mayer, Ph.D., Anne-Cécile … http://www.nejm.org/doi/full/10.1056/NEJMoa1007302
23/11/2006 · Review Article. Current Concepts. The Asthma Epidemic. Waltraud Eder, M.D., Markus J. Ege, M.D., M.P.H., and Erika von Mutius, M.D. N Engl J Med 2006; … http://www.nejm.org/doi/full/10.1056/NEJMra054308