Aisha Ali et al. 2026. Applying Different Analytical Methods (GC-Mass, Spectrophotometer, Atomic Absorption, and Flame Photometry for Estimation some Chemical Constituents in leaves and Stems of the Quercus coccifera plant. AlQalam Journal of Medical and Applied Sciences. (Jan. 2026), 234–241. DOI:https://doi.org/10.54361/ajmas.269137.