Browsing by Title Artículos de revistas

Now showing items 162-181 of 898

    • Color regression and maintenance effect of intracoronal whitening on the quality of life: RCT—A one-year ... 
      Bersezio Miranda, Cristian; Ledezma Rojas, Paulina; Estay Larenas, Juan; Mayer, C.; Rivera, O.; Fernández Godoy, Eduardo (Indiana University School of Dentistry, 2019)
      Objective: This randomized clinical study evaluated two parameters: 1) the clinical color rebound of whitening patients’ tooth discoloration using thewalking bleaching technique and 2) the impact on psychological and ...
    • Color stability, psychosocial impact, and effect on self-perception of esthetics of tooth whitening using ... 
      Angel Aguirre, Pablo; Bersezio Miranda, Cristian; Estay, J.; Werner, Andrea; Retamal, Hector; Araya, Constanza; Martín, Javier; Fernández Godoy, Eduardo (Quintessence Publishing, 2018-08)
      Objective: The aim of this study was to assess the bleaching efficacy and impact on psychosocial and esthetics self-perception of a low-concentration (6%) hydrogen peroxide (H2O2) gel compared with a conventional (37.5%) ...
    • Comments about the paper "Effect of nonsurgical periodontal therapy and strict plaque control on preterm/low ... 
      López, Nestor (2014)
    • Comparación de brackets de autoligado y brackets convencionales basada en la evidencia 
      Hempel Souper, Germán Andrés; Sat Yaber, María Ignacia; Vargas Aguilar, Valeria Alejandra; Díaz Muñoz, Alejandro (Univ Sabana, Inst Humanidades, 2021)
      Los brackets de autoligado son aquellos que incorporan un mecanismo de cierre que mantiene el arco en el interior de la ranura del bracket. Fueron creados principalmente para crear un sistema de menor fricción, permitiendo ...
    • Comparación de la posición condilar entre dos técnicas de registro de relación céntrica mediante tomografía espiral 
      Pesce Ortega, María Cecilia; Barbano Maturana, M.; Saldivia Berríos, Josefina Alejandra; Casassus Farrán, Rodrigo (2014)
      Objetivo: El objetivo de este estudio fue comparar la variación de la posición del cóndilo mandibular entre la técnica de registro de relación céntrica auto-inducida de tipo activa y otra de manipulación mandibular de tipo ...
    • Comparación de proporciones áuricas encontradas antes y después de la rehabilitación con prótesis totales 
      Meza Fuentealba, Carmen; Orrego Ramirez, Carola; Vergara Nuñez, Cristian (Editorial Ciencias Medicas, 2016)
      Introducción: La belleza tiene una "proporción ideal" que se presenta en ciertas formas geométricas de la naturaleza con las características de ser armónicas, simétricas y equilibradas. Según Ricketts "es necesario ...
    • Comparative study between children with and without cleft lip and cleft palate, Part 1: Cephalometric analysis 
      Zúñiga, Claudia; Miralles, Rodolfo; Carvajal, Raúl; Ravera, María José; Contreras, Paula; Cavada Chacón, Gabriel (BC Decker Inc., 2000)
      Objective: This study was conducted to compare craniofacial relationships, position, and curvature of the cervical spine between children with cleft lip and cleft palate who had been operated on and children without ...
    • Comparison between the standard and a new alternative format of the Summary-of-Findings tables in Cochrane ... 
      Carrasco Labra, Alonso; Brignardello Petersen, Romina; Santesso, Nancy; Neumann, Ignacio; Mustafa, Reem; Mbuagbaw, Lawrence; Etxeandia Ikobaltzeta, Itziar; De Stio, Catherine; McCullagh, Lauren; Alonso Coello, Pablo; Meerpohl, Joerg; Vandvik, Per Olav; Brozek, Jan; Akl, Elie; Bossuyt, Patrick; Churchill, Rachel; Glenton, Claire; Rosenbaum, Sarah; Tugwell, Peter; Welch, Vivian; Guyatt, Gordon H.; Schuenemann, Holger (BIOMED CENTRAL, 2015)
      Background: Systematic reviews represent one of the most important tools for knowledge translation but users often struggle with understanding and interpreting their results. GRADE Summary-of-Findings tables have been ...
    • Comparison of effectiveness and sensitivity using two in-office bleaching protocols for a 6% hydrogen ... 
      Vildósola Grez, Patricio; Vera, F.; Ramirez, J.; Rencoret, J.; Pretel, H.; Oliveira, Osmir; Tonetto, M.; Martin, J.; Fernandez, E. (Indiana University School of Dentistry, 2017)
      Objective: The aim of this blinded and randomized clinical trial was to compare two application protocols (one 36-minute application vs three 12-minute applications). We then assessed the effectiveness of the bleaching ...
    • Comparison of muscle activity between subjects with or without lip competence: electromyographic activity ... 
      Gamboa Caicha, Natalia Andrea; Miralles Lozano, Rodolfo Isaac; Valenzuela Fernandez, Saul; Santander, Hugo; Cordova Mella, Rosa; Bull Simpfendorfer, Ricardo; Espinoza, Diego; Martínez, Catalina (Taylor & Francis, 2017)
      Aim: This study compares the electromyographic (EMG) activity of the muscles from the lips and hyoid bone in subjects with or without lip competence. Methodology: Two groups of 20 subjects each, with or without lip ...
    • A comparison of the head and cervical posture between the self-balanced position and the Frankfurt method 
      Armijo Olivo, S.; Jara, X.; Castillo, N.; Alfonso, L.; Schilling, A.; Valenzuela, E.; Frugone Zambra, Raúl; Magee, D. (BLACKWELL PUBLISHING, 2006-03)
      Head and cervical posture evaluation has been a concern for many years, not only because of the purported relationship that exists between head and cervical posture in the presence of temporomandibular disorders, neck pain ...
    • Competition and caries on enamel of a dual-species biofilm model with streptococcus mutans and streptococcus ... 
      Díaz Garrido, Natalia; Lozano Moraga, Carla; Kreth, Jens; Giacaman, Rodrigo A. (Amer Soc Microbiology, 2020)
      Imbalances within the dental biofilm trigger dental caries, currently considered a dysbiosis and the most prevalent noncommunicable disease. There is still a gap in knowledge about the dynamics of enamel colonization by ...
    • Completion and Publication Rates of Randomized Controlled Trials in Surgery An Empirical Study 
      Rosenthal, Rachel; Kasenda, Benjamin; Dell-Kuster, Salome; Elm, Erik von; You, John; Bluemle, Anette; Tomonaga, Yuki; Saccilotto, Ramón; Amstutz, Alain; Bengough, Theresa; Meerpohl, Joerg J.; Stegert, Mihaela; Tikkinen, Kari A. O.; Neumann, Ignacio; Carrasco Labra, Alonso; Faulhaber, Markus; Sohail, Mulla; Mertz, Dominik; Akl, Elie A.; Bassler, Dirk; Busse, Jason W.; Ferreira González, Ignacio; Lamontagne, Francois; Nordmann, Alain; Gloy, Viktoria; Olu, Kelechi K.; Raatz, Heike; Moja, Lorenzo; Ebrahim, Shanil; Schandelmaier, Stefan; Sun, Xin; Vandvik, Per O.; Bradley C., Johnston; Walter, Martin A.; Burnand, Bernard; Schwenkglenks, Matthias; Hemkens, Lars G.; Bucher, Heiner C.; Guyatt, Gordon H.; Briel, Matthias (Lippicott Williams & Wilkins, 2015)
      Objective: To investigate the prevalence of discontinuation and nonpublication of surgical versus medical randomized controlled trials (RCTs) and to explore risk factors for discontinuation and nonpublication of surgical ...
    • Complicaciones sinusales de origen dentoalveolar: estudio de 32 casos 
      Cortés Araya, Juan Eliecer (Sociedad Odontológica de Chile, 1992-04)
      Se efectuó un trabajo de investigación clínica prospectivo en que se realizó y trató a 32 pacientes portadores de algún tipo de patología alveolosinusal, detectándose entre ellas las fístulas bucosinusales y los cuerpos ...
    • Comprehensive Analysis of HPV Expression in Laryngeal Squamous Cell Carcinoma 
      Gheit, Tarik; Abedi Ardekani, Behnoush; Carreira, Christine; Missad, Carlos G; Tommasino, Massimo; Torrente Avendaño, Mariela (Wiley Periodicals, 2014)
      Role of human papillomavirus (HPV) in laryngeal carcinoma remains controversial. The aim of this study is to evaluate the role of HPV in laryngeal squamous cell carcinoma by determining presence of markers of viral ...
    • Compromiso bioético de los estudiantes durante proceso de enseñanza aprendizaje clínico en Odontología 
      Lee Muñoz, Ximena; Vergara Núñez, Cristián; Astorga Bustamante, Elizabeth; Hanne Altermatt, Christel (Universidad de Chile, 2013)
      Este estudio pretende comprender, a través del análisis del discurso, el compromiso bioético de estudiantes de odontología que participan en el proceso enseñanza-aprendizaje clínico. Mediante una metodología cualitativa ...
    • Condylar Hyperplasia in a Monozygotic Twin Girl: An Argument About Etiology 
      Goulart, Douglas; Sigua Rodriguez, Eder; Fariña Sirandoni, Rodrigo; Olate, Sergio (Lippincott Williams & Wilkins, 2018)
      The diagnosis of unilateral condylar hyperplasia (UCH) requires a combined assessment consisting of clinical, radiological, and histopathological examination. The etiology of this condition is unknown. The purpose of this ...
    • Confusion Assessment Method for the intensive care unit (CAM-ICU) for the diagnosis of delirium in adults ... 
      Miranda, Fabian; Arevalo-Rodriguez, Ingrid; Díaz, Gonzalo; González, Francisco; Plana, María; Zamora, Javier; Quinn, Terry; Seron, Pamela (John Wiley and Sons Ltd, 2018)
      This is a protocol for a Cochrane Review (Diagnostic test accuracy). The objectives are as follows: To determine the diagnostic accuracy of the Confusion Assessment Method for the Intensive Care Unit (CAM-ICU) for the ...
    • Congenital muscle dystrophy and diet consistency affect mouse skull shape differently 
      Spassov, Alexander; Toro Ibacache, María Viviana; Krautwald, Mirjam; Brinkmeier, Heinrich; Kupczik, Kornelius (Wiley, 2017)
      The bones of the mammalian skull respond plastically to changes in masticatory function. However, the extent to which muscle function affects the growth and development of the skull, whose regions have different maturity ...
    • Connective tissue regeneration to periodontally diseased roots, planed and conditioned with citric acid and ... 
      Lopez, N. (1984)
      This investigation used autogenous submucosal implants of root sections to study the connective tissue healing to periodontally diseased roots which had previously been planed and demineralized with citric acid. Eighteen ...