Muhammad Affan, Erum Ilyas. Discontinuation of long-established Hydroxyprogesterone Caproate; call for awareness and drug-substitutes: A Letter to the Editor. J Pak Med Assoc [Internet]. 2023 Oct. 30 [cited 2026 Apr. 21];73(11):2332-. Available from: https://mail.jpma.org.pk/index.php/public_html/article/view/9960