introduction: bite wing radiographs are indicated in children with closed posterior contacts. given the fact that nowadays bitewing radiographs are taken using both paper loop and film holder, the aim of this study is the evaluation of acceptance and diagnostic quality of two methods. materials and methods: this study is a sort of diagnostic accuracy test that was performed on 20 6-8 year old c...

The financial technology (FinTech) has promoted the wide application of FinTech with help artificial intelligence, blockchain, cloud computing, data science and other new technologies. Trust evaluation become a forward-looking issue for rapid development FinTech. existing trust methods do not consider impact timeliness, reliability non-invasive factors on evaluation, which results in low accura...