Association of nailfold capillaroscopic features with cardiac block and arrhythmias due to systemic sclerosis-related primary heart involvement. - Salimi-Beni, Maryam; Azizi, Leila; Mohebi, Maryam; Mohtasham, Negin; Kabir, Ali; Poormoghim, Hadi (Rheumatology / Reumatologia, 2026)