Arthur AE, Bellile EL, Rozek LS, Peterson KE, Ren J, Harris E, Mueller C, Jolly S, Peterson LA, Wolf GT, Djuric Z. Pretreatment serum xanthophyll concentrations as predictors of head and neck cancer recurrence and survival. Head Neck. 2016 04; 38 Suppl 1:E1591-7.