objectives: the purpose of this study was to compare the accuracy of implant position transfer and surface detail reproduction using two impression techniques and materials. materials and methods: a metal model with two implants and three grooves of 0.25, 0.50 and 0.75 mm in depth on the flat superior surface of a die was fabricated. ten regular-body polyether (pe) and 10 regular-body polyvinyl...

background: oxidative stress (os) in the follicular environment may affect on oocyte competence and antioxidant vitamins may modify its effects. objective: this study was conducted to examine the effect of dietary intake of vitamin a, c and e on os in follicular environment and assisted reproduction technology (art) outcomes. materials and methods: in this obsevationalprospective study, the int...