Assertion: apatite's structure | /r/HasProperty | simple
Facets:
value: relatively
type: DEGREE
Source sentences:
text: Given the complexity of biological apatite that resulted from the foreign ionic incorporations, synthetic stoichiometric HAp, with relatively simple structure and composition, has been taken as a simulative model for the investigation and assessment of the solubility as well as the ionic effects to the dissolution process of biological apatite [20,