Syed Rehan Shamim, Amir Hayat , Syed Adnan Shafqat, Maria Tabasum, Saima Afridi, Rabeeya Serfraz, “Severe Hyponatremia due to Hypopituitarism Secondary to Empty Sella Syndrome”, JRMC, vol. 25, no. 2, Jun. 2021.