Current perspectives on post systems: a literature review

Performance Evaluation of Medical Image Retrieval Systems Based on a Systematic Review of the Current Literature

Background and Aim: Image, as a kind of information vehicle which can convey a large volume of information, is important especially in medicine field. Existence of different attributes of image features and various search algorithms in medical image retrieval systems and lack of an authority to evaluate the quality of retrieval systems, make a systematic review in medical image retrieval system...

Current perspectives on pyospermia: a review.

Pyospermia is an abnormal laboratory finding of high concentration of white blood cells in human ejaculates during infertility workup. The role of pyospermia and its impact on fertility is an important consideration in the management of infertility. Etiology, pathogenesis, diagnostic modalities and the management of pyospermia are reviewed in this paper. Current use of antibiotics and the intri...

Factors affecting retention of post systems: a literature review.

STATEMENT OF PROBLEM An extensive review of the published literature has revealed a wide divergence of opinion regarding the suitability of different post systems for endodontically treated teeth. As a result, the dentist has no clear guidelines concerning the selection of suitable post systems that will provide adequate retention while minimizing subsequent root fracture. PURPOSE This study ...

Longitudinal clinical evaluation of post systems: a literature review.

In this survey, retrospective and prospective clinical studies dealing with cast-post-and core and fiber posts were reviewed regarding the rate of survival of restorations and the most prevalent failures. Electronic searches of the literature were performed in MEDLINE by crossing the key words: "Fiber post and clinical study", "Fiber post and clinical evaluation", "Cast post-and-core and clinic...

Perspectives on Democracy: a Review of the Literature