TY - RPRT TI - [Combined mitral valve defects in a patient with systemic scleroderma]. AU - A I Diadyk AU - I V Vasilenko AU - R E Alifanova AU - A N Mitrofanov AU - A E Bagriĭ UR - https://pubmed.ncbi.nlm.nih.gov/1805334/ ID - 1805334 ER -