Results 91 to 100 of about 25,910 (211)

Spontaneous Growth Induced by a Biologically Oriented V Class Restoration (BOVR) Technique: A 3D Prospective Study

open access: yesDentistry Journal
Background: The behavior of soft tissues following recession type 1 (RT1) and/or non-carious cervical lesions (NCCLs) treated with class V restorations is not well understood. These conditions cause both functional and esthetic issues.
Davide Farronato   +5 more
doaj   +1 more source

Engineering analysis and test results of the pre-stage planetary gear trains for wrist rotation and pitch assembly and azimuth and elevation assembly of the extendable stiff arm manipulator kit assembly [PDF]

open access: yes
In order to improve the performance capability of the Extendable Stiff Arm Manipulator (ESAM) it was necessary to increase the overall gear ratio by a factor of approximately four.
Morris, R. N.
core   +1 more source

Do the Mechanical and Chemical Properties of Invisalign\u3csup\u3eTM\u3c/sup\u3e Appliances Change After Use? A Retrieval Analysis [PDF]

open access: yes, 2016
Aim: To investigate the mechanical and chemical alterations of Invisalign appliances after intraoral aging. Materials and methods: Samples of Invisalign appliances (Align Technology, San Jose, California, USA) were collected following routine treatment ...
Bradley, T. Gerard   +4 more
core   +1 more source

Gingival Recession, Oral Hygiene and Associated Factors Among Tanzanian Women. [PDF]

open access: yes, 2009
Females are generally more motivated with regard to oral hygiene practices and thus brush their teeth more frequently than males. To determine the prevalence of gingival recession, oral hygiene status, oral hygiene practices and associated factors in ...
Honkala, E   +3 more
core  

Comparison of Shear Bond Strength and Surface Structure Between Acid Etching and Air-Abrasion Techniques

open access: yesAdvances in Human Biology, 2014
Aim: To compare shear bond strength and surface structure between acid etching and air-abrasion techniques Materials and Methods : Sixty three extracted human premolar teeth were taken, divided into three groups and mounted with color codings.
A Radhika Reddy, Vijay Prasad Koganti
doaj  

Carnivora from the Sespe of the Las Posas Hills, California [PDF]

open access: yes, 1933
The generic assemblage of carnivores known at present from the Kew Quarry of the Las Posas Hills, Ventura County, California, is perhaps most noteworthy because of its resemblance to that recorded from the John Day.
Stock, Chester
core  

The impact of biological properties of bioactive glasses on enamel during artificial erosive tooth wear. [PDF]

open access: yesBiomater Investig Dent
Dionysopoulos D   +5 more
europepmc   +1 more source

Clinical Features of Non-Carious Cervical Lesions: An Observational Clinical Study. [PDF]

open access: yesClin Cosmet Investig Dent
Omosebi TO   +5 more
europepmc   +1 more source

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