Unravelling Diagnostic Dilemma: AQP4-Positive Transverse Myelitis Mimics Spinal Intramedullary Tumor. - Ramalakshmi, Neeharika Sriram; Srinivas, Dwarakanath; Mahadevan, Anita; M., Netravathi (Annals of Indian Academy of Neurology, 2021)