1) "On an individual level, disagreements over treatment can arise when there are competing ideas about the cause and most appropriate treatment of disease. The weak and sometimes nonfunctioning health systems that often characterize complex security environments can compound these challenges and contribute to a milieu of mistrust that sets the stage for violence against health workers, facilities and transportation"
2) "There are also often inconsistencies in the categories used to describe perpetrators e e.g. terrorist, state actors, non-state actor e and these categories have legal ramifications under both International Humanitarian Law and in national legal frameworks. Although a standardizing of terminology and scope of study would be welcome, this has proven difficult."
3) "Although violence directly affecting health service delivery in complex security environments has received a great deal of media attention, there is very little publically available research, particularly peer-reviewed, original research. Only thirty-eight articles met the original search criteria outlined in the methods section, of which only eleven contained original research; a further citation search yielded another four original research articles."