Authors:
Willers, S
Axmon, A
Feyerabend, C
Nielsen, J
Skarping, G
Skerfving, S
Citation: S. Willers et al., Assessment of environmental tobacco smoke exposure in children with asthmatic symptoms by questionnaire and cotinine concentrations in plasma, saliva, and urine, J CLIN EPID, 53(7), 2000, pp. 715-721
Authors:
Lindgren, T
Willers, S
Skarping, G
Norback, D
Citation: T. Lindgren et al., Urinary cotinine concentration in flight attendants, in relation to exposure to environmental tobacco smoke during intercontinental flights, INT A OCCUP, 72(7), 1999, pp. 475-479