Dr. Pooja Agrawal, et al. “A Comparative Study of Methotrexate Alone and Methotrexate With Hydroxychloroquine in Rheumatoid Arthritis Patients in A Tertiary Care Teaching Hospital”. International Journal of Pharma and Bio Sciences, vol. 14, no. 2, June 2023, pp. 29-34, doi:10.22376/ijpbs.2023.14.2.p29-34.