Fatima Khan, Muzzammil Mohsin, Umbreen Zulfiqar, Arooma Majid, Maham Qureshi, and Shaikh Khalid Muhammad, “Serum Ferritin–TSH Ratio as a Novel Biomarker for Symptom Severity in Hypothyroidism”, LMJHCR, vol. 4, no. 1, pp. 1–11, Jun. 2026, doi: 10.61919/w2zqrc09.