hui jan tan, abdool alleem hj shahren, ching soong khoo, chen fei ng, wan asyraf wan zaidi, najma kori, petrick periyasamy, choon leng eu, alvin oliver payus, rozita hod.  (2023).  anxiety among hospitalized covid-19 patients: a case-control study from a tertiary teaching hospital in malaysia.  - frontiers in psychiatry.  1-13. 

murtala bello abubakar, kamaldeen olalekan sanusi, azizah ugusman, wael mohamed, haziq kamal, nurul husna ibrahim, ching soong khoo and jaya kumar.  (2022).  alzheimer's disease: an update and insights into pathophysiology.  - frontiers in aging neuroscience.  1-16. 

nur iwana abdul taib, suzaily wahab, ching soong khoo, hui jan tan, lydia kamaruzaman, luke sy-cherng woon, lydia lay yen gan.  (2022).  case report: cotard's syndrome in anti-n-methyl d-aspartate (nmda) receptor (anti-nmdar) encephalitis.  - frontiers in psychiatry.  1-6. 

irma wati ngadimon, angel aledo-serrano, alina arulsamy, devi mohan, ching soong khoo, wing loong cheong, mohd. farooq shaikh.  (2022).  an interplay between post-traumatic epilepsy and associated cognitive decline: a systematic review.  - frontiers in neurology.  1-15. 

si eun kim, byungju lee, hyemin jang, juhee chin, ching soong khoo, yeong sim choe, ji sun kim, sung hoon kang, hang-rai kim, song hwangbo, jee hyang jeong, soo jin yoon, kyung won park, eun-joo kim, bora yoon, jae-won jang, jin yong hong, duk l. na,.  (2021).  cognitive trajectories of patients with focal ß-amyloid deposition.  - alzheimer's research & therapy.  1-9. 

tze yuan tee, ching soong khoo, azman ali raymond, sharis osman syazarina.  (2019).  teaching neuroimages: neuroimaging in hemiplegic migraine.  - neurology.  e626-e627. 

p.c. teh, w.a. wan zaidi, n. mohamed ibrahim, n. abdul kadir, b.m.-l.catherine, s.azharshah, n.a. mohd fauzi, c.s.khoo, c.f. ng.  (2018).  visual spatial dysfunction and retinal nerve fiber layer thickness in patients with parkinson disease.  - parkinsonism and related disorders.  24. 

ng chen fei, wan asyraf wan zaidi, khoo ching soong, rabani remli, wan nur nafisah wan yahya, tan hui jan, norlinah mohamed ibrahim.  (2018).  neuromyelitis optica spectrum disorder and sjögren`s syndrome: a rare clinical phenotype.  - multiple sclerosis journal.  1-56. 

nasheeda saeed, ching soong khoo, rabani remli, zhe kang law, petrick periyasamy, syazarina sharis osman and hui jan tan.  (2018).  first reported case of neuroleptospirosis complicated with anton's syndrome.  - frontiers in neurology.  1-5. 

ng chen fei, wan asyraf wan zaidi, khoo ching soong, rabani remli, wan nur nafisah wan yahya, tan hui jan, norlinah mohamed ibrahim.  (2018).  acute disseminated encephalomyelitis in post-allogeneic peripheral blood stem cell transplantation with subclinical cytomegalovirus infection.  - multiple sclerosis journal.  1-56. 

s. koya kutty, w.n.n. wan yahya, r. remli, h.j. tan, w.a. wan zaidi, c.s. khoo, c.f. ng, n.a. mohd fauzi, n. mohamed ibrahim.  (2018).  unique task specific oromandibular dystonia associated with quran recitation.  - movement disorders journal.  S335. 

k. shahedah, w.z. wan asyraf, c.s. khoo, z.k. law, c. ng, m.i. norlinah, h. tan, r. rabani, w.y. wan nur nafisah.  (2018).  kuala lumpur regional integrated stroke intervention system - stroke thrombolysis registry (krisis - str ) audit 2010-2016: treatment outcome of patients with poor glycaemic control.  - cerebrovascular diseases.  47. 

wan zaidi wan asyraf, koya kutty shahedah, ching soong khoo, zhe kang law, chen fei ng, mohamed ibrahim norlinah, hui jan tan, rabani rabani, wan yahya wan nafisah.  (2018).  kuala lumpur regionalized integrated stroke intervention system - stroke thrombolysis registry (krisis - str ) audit 2009-2015: clinical outcome with large vessel occlusion.  - cerebrovascular diseases.  47. 

w.z. wan asyraf, k. shahedah, c.s. khoo, z.k. law, c.f. ng, m.i. norlinah, h.j. tan, r. rabani, w.y. wan nafisah.  (2018).  kuala lumpur regionalized integrated stroke intervention system - stroke thrombolysis registry (krisis - str) audit 2009-2015: clinical outcome with large vessel occlusion.  - cerebrovascular diseases.  47. 

c.s. khoo, m. shahruddin, n. mohamed ibrahim, w.a. wan zaidi, c.f ng, p.c. teh, n.a. mohd fauzi, r. remli, w.n.n. wan yahya, h.j. tan.  (2018).  falls in patients with parkinson`s disease (pd) and their association with bone mineral density (bmd).  - parkinsonism and related disorders.  76. 

ching soong khoo, alyaa hassan ali, rabani remli, hui jan tan.  (2018).  a case of guillain-barré syndrome (gbs) presenting with acute urinary retention and t6 sensory level.  - clinical medicine.  308-310. 

w.z. wan asyraf, z.k. law, c.f. ng, c.s. khoo, w.y. nafisah, h.j. tan, remli rabani, m.i. norlinah.  (2017).  impact of out-of-hours intravenous thrombolysis on outcomes in patients with acute ischaemic stroke: a single centre audit from malaysia.  - cerebrovascular diseases.  46. 

wan zaidi wan asyraf, z.k. law, w.y. nafisah, c.s. khoo, c.f. ng, h.c. tiong, s.k. wong, n.f. manan, s.a.a. aljeffry, remli rabani, h.j. tan, mohamed ibrahim norlinah.  (2017).  a single centre tertiary hospital experience in malaysia: stroke thrombolysis service performance before and after a comprehensive stroke care unit.  - cerebrovascular diseases.  46. 

ching soong khoo, nurul husna zulkifli, siti soraya ab rahman.  (2017).  an unusual case of refractory status epilepticus in a young lady: anti-nmda receptor encephalitis.  - clinical medicine.  436-438.