Manabat, M.J.C. et al. 2024. An Investigatory Project of Zingiber officinale (Ginger) Ointment as an Alternative Remedy for Headache and Nasal Congestion: Vol.3, No.1D. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research. 3, 1D (Apr. 2024).