The Extract of Kincung Flower (Etlingera elatior (Jack) R.M.Sm.) Activity to Decrease IL-4 and IgE Levels in Type I Hypersensitivity White Male Mice, Husni, Elidahanum, Yesika Relin, and Aldi Yufri , Pharmacognosy Journal, June 2020, Volume 12, Issue 4, p.682-686, (2020)