RT Journal Article SR Electronic T1 Progressive multifocal leukoencephalopathy in children with HIV: still a challenge JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 593 OP 593 DO 10.1136/archdischild-2023-326609 VO 109 IS 7 A1 Sousa Nunes, Beatriz A1 Marques-Matos, Cláudia A1 Conceição, Carla A1 Silva, Tiago Milheiro YR 2024 UL http://adc.bmj.com/content/109/7/593.abstract AB