Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:…2010)
Lack of HPWS/HRM in Victorian health care organisations
Victorian state public health care organisations report limited HRM/HPWS components (Leggat et al., 2008) Victorian state public hospitals report fewer aspects of HPWS then community health services (Leggat et al., 2006) CEOs, HR…
Category: