Cross-sectional determinants of lactose-free food awareness and purchase among adult consumers.

This research was conducted to evaluate the knowledge and purchasing behaviour of consumers regarding lactose-free foods. Study data were collected from 1882 individuals with the help of a questionnaire form. Attitudes towards animal welfare, healthy nutrition and gastrointestinal symptoms were also evaluated.

Retentive properties of five different luting cements on base and noble metal copings.

Statement Of Problem: The retention of indirectly fabricated restorations can be compromised by short or over-tapered tooth preparations.

Purpose: The aim of this study was to evaluate the retentive properties of 5 different luting cements on base and noble metal copings to short and over-tapered preparations.

Material And Methods: Eighty extracted mandibular premolars were prepared to receive full cast copings with a flat occlusal surface, 33 degrees taper, and 3-mm axial length.

Clinical evaluation of all-ceramic crowns.

Statement Of Problem: There are few in vivo studies on the clinical performance of all-ceramic crowns.

Purpose: The aim of this study was to evaluate the clinical performance of IPS Empress crowns.

Material And Methods: Thirty-seven all-ceramic IPS Empress crowns were placed in 20 patients.