Sex differences in lung vulnerability to tobacco smokingArnulf Langhammer, Leif Bjermer, Amund Gulsvik et al.|European Respiratory Journal|2003Cited by 156
Forced spirometry reference values for Norwegian adults: the Bronchial Obstruction in Nord-Trøndelag studyArnulf Langhammer, Leif Bjermer, Roar Johnsen et al.|European Respiratory Journal|2001Cited by 141