title: Research authors' reply to Barlow and Barr and Taylor-Robinson.
authors.affiliation: School of Health Sciences, City University London, London EC1V 0HB, UK C.Stavropoulou@city.ac.uk.
authors.forename: Charitini
authors.initials: C
authors.lastname: Stavropoulou
authors.affiliation: School of Health Sciences, City University London, London EC1V 0HB, UK.
authors.forename: Divya
authors.initials: D
authors.lastname: Parmar
authors.affiliation: School of Medicine, Stanford University, Stanford, CA, USA.
authors.forename: John P A
authors.initials: JP
authors.lastname: Ioannidis