normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: the aim of research was to study spiral family implant by finite element analysis (fea) inserted in different bone qualities connected with abutments of different angulations. methods: the biomechanical behaviour of 4.2 × 13 mm dental implants, connecting screw, straight and 15° and 25° angulated abutments subj...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: to measure the amounts of fluoride released from fluoride-containing materials, four glass ionomer cements (fuji ix, fuji vii, fuji ix extra and fuji ii lc), a compomer (dyract extra) and a giomer (beautifil) were used in this study . methods: twenty cylindrical specimens were prepared from each material. the a...

background: long-term tunneled catheters are used for the hemodialysis or chemotherapy in many patients. proper placement of the catheter tip could reduce early and late catheter related complications. aim of the present study was to evaluate a new formula for proper placement of tunneled hemodialysis or infusion port device by using an external anatomic landmark. materials and methods: a total...

background: obesity has been associated with several co ‑ morbidities such as diabetes and increased mortality. in general, the use of medication promotes only a modest weight loss in the range of 2 to 10 kg, usually most effective during the first 6 months of therapy; however, studies have shown positive effects on other risk factors such as blood pressure and serum glucose levels, but there...

v:* {behavior:url(#default#vml);} o:* {behavior:url(#default#vml);} w:* {behavior:url(#default#vml);} .shape {behavior:url(#default#vml);} introduction: sleeping is one of the important biological needs of human beings which has an important role in maintaining health and quality of life. driving is one of the occupational groups in which the quality of sleep is of a great importance for job pe...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 vascular neoplasms, other than benign are characterized as intermediate or malignant. they are often enshrouded in controversy, because the same neoplasm could show variability in biologic behavior that may not be correlated with microscopic features. the intermediate grade vascular neoplasm is named as epithelioid hemangi...