1. Department of Neurology; King George's Medical University; Lucknow India
2. Cochrane India-King George's Medical University, Lucknow affiliate; Lucknow India
3. Department of Prosthodontics; King George's Medical University; Lucknow India
4. Cochrane India-CMC Vellore Affiliate, Prof. BV Moses Centre for Evidence Informed Healthcare and Health Policy; Christian Medical College; Vellore India
5. Department of Neurology; Lancashire Teaching Hospitals NHS Foundation Trust; Preston UK
6. Lancaster Medical School; Lancaster University; Lancaster UK
7. School of Medicine; University of Nottingham; Nottingham UK
8. Cochrane Response; Cochrane; London UK