Status Periodontal dan Ekspresi Relatif Bakteri Red Complex Penderita Periodontitis disertai Artritis Reumatoid dengan Metotreksat Studi Potong Lintang di Rumah Sakit Cipto Mangunkusumo dan Rumah Sakit Khusus Gigi dan Mulut FKG UI Tahun 2024 = Periodontal Status and Relative Expression of Red Complex Bacteria in Periodontitis Patients with Rheumatoid Arthritis with Methotrexate Cross-Sectional Study at RSCM Hospital and Dental Hospital, Faculty of Dentistry University of Indonesia, 2024