The relation of serum levels of antioxidant vitamins C and E, retinol and carotenoids with pulmonary function in the general population.
Schünemann HJ, Grant BJ, Freudenheim JL, Muti P, Browne RW, Drake JA, Klocke RA, Trevisan M. The relation of serum levels of antioxidant vitamins C and E, retinol and carotenoids with pulmonary function in the general population. Am J Respir Crit Care Med. 2001 Apr; 163(5):1246-55.