Response to letter from Chou regarding "Systematic reviews that include only published data may overestimate the effectiveness of analgesic medicines for low back pain"
1 Centre for Pain IMPACT, Neuroscience Research Australia, Randwick, New South Wales 2031, Australia; Prince of Wales Clinical School, University of New South Wales, Kensington, New South Wales 2052, Australia; New College Village, University of New South Wales, Kensington, New South Wales 2052, Australia. Electronic address: m.bagg@neura.edu.au.
2 Centre for Pain IMPACT, Neuroscience Research Australia, Randwick, New South Wales 2031, Australia; Prince of Wales Clinical School, University of New South Wales, Kensington, New South Wales 2052, Australia.
3 Centre for Pain IMPACT, Neuroscience Research Australia, Randwick, New South Wales 2031, Australia.
4 School of Physiotherapy, The University of Notre Dame Australia, Fremantle, Western Australia 6959, Australia.
5 Centre for Pain IMPACT, Neuroscience Research Australia, Randwick, New South Wales 2031, Australia; IIMPACT in Health, University of South Australia, South Australia 5001, Australia.
6 Centre for Pain IMPACT, Neuroscience Research Australia, Randwick, New South Wales 2031, Australia; School of Medical Sciences, University of New South Wales, Kensington, New South Wales 2052, Australia.