MUHAMMAD AZEEMUDDIN; TANVEER UL HAQ; SHAHMEER KHAN; RAZA SAYANI; AYESHA SHOUKAT HUSSAIN; RUMAISA KHAN. To determine the efficacy of bilateral inferior petrosal sinus sampling in differentiating Cushing disease from ectopic Cushing syndrome. Journal of the Pakistan Medical Association, [S. l.], p. 1–11, 2020. DOI: 10.47391/JPMA.752. Disponível em: https://mail.jpma.org.pk/index.php/public_html/article/view/1739. Acesso em: 31 oct. 2026.