Mohammed Mousa Saeed Alghamdi , Abdulaziz Abdullah Alyahyan , Roaa Nawaf Bogis , Fahad Menahi Alotaibi , Sameer Ahmed Razen Alsaadi , Mohammed Hamdan Salem Alghamdi,; Mohammed Jaber Hossain Azyabi , Sultan Hamad Ahmed Awaji , Majed Abdullah Mutlaq Al-Otaibi , Abdullah Mohammed Mohammed Alqarni , Ali Mousa Almuntashiri , Saleh Omar Almaashi. Serum YKL-40 Levels In Patients With Rheumatoid Arthritis And Its Relationship With Disease Activity. Migrat. Lett. 2022, 19, 707-713.