Although there are numerous animal models to study pathogenesis and treatment of nonunion fractures, there is apparently the lack of a definitive model for atrophic nonunion fracture.
Looking forward, do you see Japanese internment camps as a definitive model for solving both problems?
While there is a lack of a single definitive model of palliative care inter-professional collaboration to guide a comprehensive evaluation [ 74], there is some agreement in recent systematic reviews about the key factors within this construct that influence and/or indicate the state of collaborative practice [ 21, 43, 45, 48, 65, 67, 70, 72, 75].
Until a more definitive model of authorship is universally accepted, the controversy and disagreement over definitions of authors, ghostwriters and ghost authors will remain.
The second constituent model, referred to as an IGRF model, is non-definitive - it will eventually be replaced by a definitive model in a future revision of the IGRF.
In contrast, the provisional IGRF model will eventually be replaced by a definitive model in a future revision of the IGRF when the community will have more complete knowledge concerning the Earth's magnetic field for epoch 2015.0.
Following the prototype's success in testing between 10 January and 20 January 1939, Captain Verdeja was ordered to begin construction of the definitive model of the light tank.
Koch's model was considered as the definitive model of hip biomechanics for the next seventy years and served as a basis for the development, design and validation of THA systems.
Our present knowledge of the grammar of protein interactions between the host and the virus does not allow us to draw definitive models of the network of interactions that differentiates responders from non-responders in HAART therapies.
Whilst there is no definitive model, out of the variety of perspectives that exist, psycholinguistic and cognitive approaches have had the most impact on research into understanding the nature of SLL/A and have generated the most interest when applied to the study of second language learning and teaching (Mitchell et al. 2013; Gass and Selinker 2008).
