Serum Tryptophan and Kynurenine Concentrations as Parameters for Indoleamine 2,3-Dioxygenase Activity in Patients With Endometrial, Ovarian, and Vulvar Cancer
Serum Tryptophan and Kynurenine Concentrations as Parameters for Indoleamine 2,3-Dioxygenase Activity in Patients With Endometrial, Ovarian, and Vulvar Cancer