Supplementary Data
Supplementary Data
This web only file has been produced by the BMJ Publishing Group from an electronic file supplied by the author(s) and has not been edited for content.
Files in this Data Supplement:
- Data supplement 1 - Online appendix 1
- Data supplement 10 - Online appendix 10
- Data supplement 11 - Online appendix 11
- Data supplement 12 - Online appendix 12
- Data supplement 13 - Online appendix 13
- Data supplement 2 - Online appendix 2
- Data supplement 3 - Online appendix 3
- Data supplement 4 - Online appendix 4
- Data supplement 5 - Online appendix 5
- Data supplement 6 - Online appendix 6
- Data supplement 7 - Online appendix 7
- Data supplement 8 - Online appendix 8
- Data supplement 9 - Online appendix 9