Taranjot Kour, Poonam Kalsi, and Moin Manzoor, “SYSTEMATIC REVIEW OF MELATONIN SUPPLEMENTATION AND SLEEP OUTCOMES ACROSS ADULT POPULATIONS”, J Popl Ther Clin Pharmacol, vol. 33, no. 2, pp. 684–689, Apr. 2026, doi: 10.69980/r9bz6605.