TY - GEN AU - Christensen,Berit Hvass AU - Thulstrup,Ane Marie AU - Hougaard,Karin Sørig AU - Skadhauge,Lars R AU - Hansen,Kirsten Skamstrup AU - Frydenberg,Morten AU - Schlünssen,Vivi TI - Maternal occupational exposure to asthmogens during pregnancy and risk of asthma in 7-year-old children: a cohort study SN - 2044-6055 PY - 2013///0416 N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/bmjopen-2012-002401 ER -