Systemic tryptophan and kynurenine catabolite levels relate to severity of rhinovirus-induced asthma exacerbation: a prospective study with a parallel-group design.
Thorax
2013
van der Sluijs KF;van de Pol MA;Kulik W;Dijkhuis A;Smids BS;van Eijk HW;Karlas JA;Molenkamp R;Wolthers KC;Johnston SL;van der Zee JS;Sterk PJ;Lutter R
