Librianto, D., Department of Orthopedic and Traumatology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia, Jakarta Spine Center, Pondok Indah Hospital, Jakarta, Indonesia; Suwarto, S., Department of Internal Medicine, Pondok Indah Hospital, Jakarta, Indonesia; Imran, D., Department of Neurology, Pondok Indah Hospital, Jakarta, Indonesia; Pramukti, H., Department of Internal Medicine, Pondok Indah Hospital, Jakarta, Indonesia; Saleh, I., Department of Orthopedic and Traumatology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia; Ipang, F., Department of Orthopedic and Traumatology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia, Jakarta Spine Center, Pondok Indah Hospital, Jakarta, Indonesia; Utami, W.S., Jakarta Spine Center, Pondok Indah Hospital, Jakarta, Indonesia; Aprilya, D., Department of Orthopedic and Traumatology, Faculty of Medicine Universitas Indonesia, Jakarta, Indonesia