1. Rheumatoid arthritis in adults: management. National Institute for Health and Care Excellence. NICE guideline 2020 October 2020; Available from: www.nice.org.uk/guidance/ng100.
2. Psoriasis: assessment and management,2017
3. Evaluation of possible chronic hepatotoxicity from methotrexate for psoriasis;Weinstein;Arch Dermatol,1970
4. Hepatotoxicity of methotrexate the treatment of psoriasis;Roenigk;Arch Dermatol,1971
5. Liver damage due to methotrexate in patients with psoriasis;Dahi;Br Med J,1971