Masem Afzal, Muhammad Faiq, Fahad Aman Khan, Imran Khan, Muhammad Maqsood, Umar Farooq Dar, Muhammad Arslan, Ayesha Kaleem. “Opting Biological and Targeted Synthetic Disease-Modifying Antirheumatic Drugs: Willingness to Pay, Perceptions and Barriers Among Pakistani Rheumatoid Arthritis Patients”. Pakistan Journal of Medical & Health Sciences, vol. 17, no. 11, Nov. 2023, p. 120, doi:10.53350/pjmhs020231711120.