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The influence of repeated frowning and smiling on corrugator muscle activity and wrinkles between eyebrows [PDF]

open access: yesScientific Reports
Like the lines themselves, concerns about facial wrinkles, particularly glabellar lines - the prominent furrows between the eyebrows - intensify with age.
Shuntaro Okazaki   +2 more
doaj   +2 more sources

Which emoji are markers of sarcasm among Chinese teenagers using the WeChat app? [PDF]

open access: yesHeliyon
This study explored emoji-based sarcastic statements made by Chinese teenagers using the WeChat app. Two experiments (N = 597) were conducted to investigate both language production and comprehension.
Jing Cui   +3 more
doaj   +2 more sources

The other person’s smiling amount affects one’s smiling response during face-to-face conversations [PDF]

open access: yesFrontiers in Behavioral Neuroscience
IntroductionSmiling during conversation occurs interactively between people and is known to build good interpersonal relationships. However, whether and how much the amount that an individual smiles is influenced by the other person’s smile has remained ...
Yota Obayashi   +4 more
doaj   +2 more sources

Patients’ Satisfaction of Smile Line Beauty after Maxillofacial and Oral Surgery [PDF]

open access: yesJournal of Dental Materials and Techniques, 2021
Introduction: The aim of this study was to assess various smile line problems and treatments and to assess the patients’ satisfaction after treatment. Methods: This cross-sectional study assessed patients who had smile line problems.
Reza Tabrizi, Masih Lazar, Navid Ahmadi
doaj   +1 more source

Lip repositioning, a solution for gummy smile

open access: yesFrontiers in Dentistry, 2021
For many years oral esthetic problems treated by dentists were limited to those involving the teeth without giving consideration to the gingiva. However, today it is well established that these structures should be in balance to appear esthetically ...
Pardis Haddadi, Hadi Zare, Ali Azadikhah
doaj   +1 more source

Role of dental training and distance of the observer on the perception of apically shifted gingival margin with increased vertical tooth size in the esthetic zone

open access: yesClinical and Experimental Dental Research, 2023
Objectives To evaluate the influence of the gingival contour on the smile esthetics. The influence of size, symmetry, teeth involved in apically shifted gingival margins, and the distance and clinical training of the observer were investigated. Materials
Marco Montevecchi   +4 more
doaj   +1 more source

Effectiveness of lip repositioning in the treatment of excessive gingival display: systematic review and meta-analysis

open access: yesJournal of Oral Research, 2023
Background: The objective of this systematic review and meta-analysis was to answer the questions ‘’Does lip repositioning surgery reduce the amount of gingiva exposed in the smile in individuals with excessive gingival display EGD (excessive gingival ...
Juliana Couto e Silva   +4 more
doaj   +1 more source

Smile Aesthetic Evaluation on Videographs: An Intra-Rater and Inter-Rater Agreement Study

open access: yesDentistry Journal, 2022
The aim of this study was to assess on videographs the intra- and inter-rater reproducibility of the Smile Esthetic Index (SEI) that has been previously validated on photographs.
Mathias Faure-Brac   +5 more
doaj   +1 more source

Collateral Smile [PDF]

open access: yesSSRN Electronic Journal, 2011
We analyze the impact of funding costs and margin requirements on prices of index options traded on the CBOE. We propose a model that gives upper and lower bounds for option prices in the absence of arbitrage in an incomplete market with differential borrowing and lending rates.
Leippold, Markus, Su, Lujing
openaire   +4 more sources

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