Table 1

Ladder of dissemination
Level The degree to which the photo will be disseminated
1 The photo will be used for small audience teaching or will reside in a personal archive.
2 The photo will be used in large audience presentations or teaching.
3 The photo will be published in journals, textbooks or the internet and will be available to a limited audience with copyright restrictions.
4 The photo will be published in journals, textbooks or the internet and will be available to anyone, but copyright restrictions apply limiting its onward use.
5 The photo will be freely available on the internet.

Devakumar et al.

Devakumar et al. BMC Medical Ethics 2013 14:27   doi:10.1186/1472-6939-14-27

Open Data