TY - RPRT TI - Prevalence of Slowly Expanding Lesions in Patients With Multiple Sclerosis: A Systematic Review and Meta-Analysis. AU - Andreas Liampas AU - Artemios Artemiadis AU - Vasilis-Spyridon Tseriotis AU - Ferran Prados AU - Paolo Preziosa AU - Alberto Calvi AU - Georgios Hadjigeorgiou AU - Maria A Rocca AU - Massimo Filippi AU - Olga Ciccarelli PY - 2026 DO - 10.1212/wnl.0000000000218474 UR - https://pubmed.ncbi.nlm.nih.gov/42679340/ ID - 42679340 ER -