Persistently normal blood tests in patients taking methotrexate for RA or azathioprine for IBD: a retrospective cohort study
Simon DS Fraser, Sharon X Lin, Matthew Stammers, David Culliford, Kinda Ibrahim, Ravina Barrett, Clare Howard, Ruth Johnson, Nicola Barnes, James Batchelor, Christopher Holroyd, Jo Adams, Adam Rischin, Paul Roderick, Paul Rutter and Christopher J Edwards
British Journal of General Practice 2022; 72 (720): e528-e537. DOI: https://doi.org/10.3399/BJGP.2021.0595