O’Neill, Linda
Fraser, Tina
Kitchenham, Andrew
McDonald, Verna
Article History
First Online: 28 October 2016
Compliance with Ethical Standards
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2000.
: N/A.
: All authors declare that they have no competing interests.