Results 41 to 50 of about 26,063 (307)

Morphological changes in enamel estructuredue to the consumption of industrailized beverages [PDF]

open access: yes, 2015
La importancia social del tema motivó a numerosos autores a investigarlo. El presente artículo tiene como objetivo realizar una revisión del estado actual del problema.
Buttani, Natalia   +2 more
core  

Natural Aging of Biomaterials in Ambient and Physiological Environments

open access: yesAdvanced NanoBiomed Research, EarlyView.
Biomaterials used in biomedical applications can change their physical properties over time, even under ambient and physiological conditions. This review highlights key studies on the natural aging of materials ranging from soft hydrogels to metals and ceramics, emphasizing how time‐dependent changes influence function and performance.
Shuyu Zhang, Anne E. Staples
wiley   +1 more source

Relación entre abfracciones y presencia de contactos prematuros en alumnos de odontología, UNAB, Santiago 2015 [PDF]

open access: yes, 2015
Tesis (Cirujano Dentista)En la actualidad las patologías orales más prevalentes en Chile son la caries dental, las enfermedades gingivoperiodontales y las anomalías dentomaxilares.
Martínez Sepúlveda, Máximo Felipe
core  

Injectable Bone Cements: A Generational Framework for Bioactivity, Porosity, and Mechanobiological Design at the Nanoscale

open access: yesAdvanced NanoBiomed Research, EarlyView.
Key demographic, biological, and material considerations that drive the need for advanced injectable bone cement technologies. Injectable bone cements (IBCs) are widely used in orthopaedic and craniofacial applications due to their minimally invasive delivery and ability to provide early mechanical stabilisation.
Frank Fei   +2 more
wiley   +1 more source

Is Adding TiF4 in Supply Water a Viable Measure for the Control of Dental Erosion?

open access: yesDental Hypotheses, 2018
Introduction: The prevention of tooth erosion, progressive and irreversible loss of hard dental tissue due to the chemical process without bacterial involvement, can be mediated by the use of fluoride compounds with incorporation of titanium.
Aryvelto M Silva   +5 more
doaj   +1 more source

Investigaciones dendrogeomorfológicas aplicadas a la gestión de los impactos por erosión hídrica acelerada de suelos en las sendas del parque nacional de Monfragüe [PDF]

open access: yes, 2012
En muchos espacios naturales protegidos, el flujo peatonal de visitantes se concentra en determinados sectores del área de uso público, sobre todo en la proximidad de las principales vías de acceso (carreteras, núcleos de población...) y en un reducido ...
Baeza Chico, Eleuterio   +9 more
core  

Dr. Hans Kohn and the political takeover of the Berlin Medical Society by the National Socialist regime in 1933

open access: yesThe Anatomical Record, EarlyView.
Abstract To solidify their power over society, totalitarian regimes will usually eliminate any dissent, any perceived threats early on. These threats include not only political enemies but also educated and independent segments of society, such as professional associations.
Michael Hortsch
wiley   +1 more source

Descripción morfológica de la articulación temporomandibular observada en imágenes cone beam de un grupo de pacientes entre 8 y 83 años de la ciudad de Santiago [PDF]

open access: yes, 2017
Tesis (Cirujano Dentista)Evaluar las diferentes morfologías de ATMs asociadas a edad y sexo de los pacientes de la muestra y confirmar la existencia de mayor cantidad de cambios morfológicos degenerativos en mujeres de edad promedio 48 años observados en
Canales Toledo, Patricio Nicolás   +1 more
core  

Early Pliocene Varanus (Squamata, Varanidae) remains from Megalo Emvolon, Thessaloniki, Greece

open access: yesThe Anatomical Record, EarlyView.
The article describes new cranial and postcranial varanid material from Megalo Emvolon Lower Pliocene vertebrate fossil site near Thessaloniki. The fossils, likely representing a single individual, are referred to Varanus cf. marathonensis. Abstract This study describes new fossil varanid material from a recently discovered fossil spot (MVL site) at ...
Chara Drakopoulou   +3 more
wiley   +1 more source

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