Analysis of clinical and laboratory parameters affecting testosterone dynamics in men with ankylosing spondylitis and psoriatic arthritis: Results of a pilot observational study - T. S. Panevin; T. V. Korotaeva; T. V. Dubinina; E. G. Zotkin; A. M. Lila; Yu. I. Korsakova; L. D. Vorobyeva; E. M. Agafonova; S. I. Glukhova; E. L. Nasonov (Rheumatology Science and Practice, 2026)