An Unusual Findings of Elevated Urinary Copper Excretion in a Patient with Subacute Sclerosing Panencephalitis (SSPE): A Case Report. J. Natl Inst. Neurosci Bangladesh [Internet]. 2018 May 26 [cited 2026 Jun. 27];3(2):113-5. Available from: https://www.banglajol.info/index.php/JNINB/article/view/36777