Results 61 to 70 of about 225,284 (208)

Miniscrew‐Supported Palatal Expansion in Adults: A Clinical Case Report

Case Reports in Dentistry, Volume 2026, Issue 1, 2026.
Maxillary transverse deficiency is a common issue in orthodontic clinics and presents a treatment challenge in adults due to increased resistance to midpalatal suture separation. Miniscrew‐assisted rapid palatal expansion (MARPE) has become an effective alternative by providing skeletal anchorage and minimizing side effects on teeth; however, little ...
Enrique Miranda-Astocondor, Franz Tito Coronel-Zubiate, Betsy Quispe-Quispe, Ruben Aguirre-Ipenza, Antonio Diaz-Caballero, Hannah Wesley   +5 more
wiley   +1 more source

Inversión en exploración minera en el Perú: Influencia del PBI mine-ro, cotización y exportaciones de cobre (2000-2020)

Investigación & Desarrollo
Este estudio analiza la influencia de factores macroeconómicos sobre la inversión en exploración minera en el Perú durante el período 2000–2020. Se construyeron series anuales a partir de fuentes oficiales para la inversión en exploración, el PBI de ...
Américo Arizaca Avalos, Edyn Huisa Mamani, Fidel Huisa Mamani, Edwin Arturo Quispe Umiña, Wilber Pastor Contreras, Mishell Julisa Mamani Flores   +5 more
doaj   +1 more source

Distribution and Clinical Characteristics of MIH in Schoolchildren From the Central Peruvian Jungle: A Cross‑Sectional Study

International Journal of Dentistry, Volume 2026, Issue 1, 2026.
Background Molar incisor hypomineralisation (MIH) is a developmental enamel defect that predominantly affects first permanent molars and frequently involves incisors. However, evidence on MIH prevalence and clinical presentation in jungle regions is limited.
Mayra Belen Barahona-Hernandez, Roxana Patricia López-Ramos, Julio César Sánchez-Sotomayor, Karin Harumi Uchima-Koecklin, Daniel José Blanco-Victorio, Gilmer Torres-Ramos, Andrea Scribante   +6 more
wiley   +1 more source

Soil Organic Carbon Variability in Tropical Cropping Systems: Interactions With Texture, pH, Macronutrients, and Organic Matter

International Journal of Agronomy, Volume 2026, Issue 1, 2026.
Soil organic carbon (SOC) plays a crucial role in mitigating climate change and enhancing soil fertility. Its storage and dynamics are particularly significant in agricultural ecosystems of the Peruvian Amazon, where the expansion of agriculture and livestock farming may disrupt the regional carbon balance.
Richard Solórzano, Juancarlos Cruz, Rodolfo Chuchon-Remon, Nery Gaona-Jimenez, Geomar Vallejos-Torres, Othmane Merah   +5 more
wiley   +1 more source

New species of Parmeliaceae (lichenized Ascomycotina) from South America [PDF]

, 1995
The species Flavoparmelia quichuaensis Elix & T. H. Nash, Hypotrachyna divaricatica Elix & T. H. Nash, Hypotrachyna goiasii Elix & Nash, Hypotrachyna hypoalectorialica Elix & T. H. Nash and Relicina xanthoparmeliformis Elix & T. H.
Elix, John A., Nash III, Thomas H.
core  

Scientific opinion on the exposure of children and adolescents in the Republic of Croatia to ochratoxin A (OTA) from food

Food Risk Assess Europe, Volume 4, Issue 1, January 2026.
Summary Ochratoxin A (OTA) is a secondary metabolite primarily produced by moulds of the genera Aspergillus and Penicillium. It is most commonly found in foods of plant origin, such as cereals, wine, coffee, spices and various types of fruits and vegetables, green tea, pistachios, figs, raisins, grapes, wine and chestnuts, as well as beer, coffee ...
Sanja Miloš, Vlatka Buzjak Služek, Jelka Pleadin, Maja Šegvić Klarić, Irena Jug, Dražen Knežević   +5 more
wiley   +1 more source

Mercury pollution in water, soil, and biota induced by artisanal gold mining: A case study from Ananea District, Puno, Peru

Journal of Degraded and Mining Lands Management
Artisanal and small-scale gold mining (ASGM) significantly contributes to global mercury pollution, posing serious environmental and health risks. This study assessed mercury contamination in the Ananea District, heavily impacted by ASGM activities ...
Fidel Huisa-Mamani, Americo Arizaca-Avalos, Oscar Eloy Llanque-Maquera   +2 more
doaj   +1 more source

Learning Evaluation of the Disability Rights Fund [PDF]

, 2015
The Disability Rights Fund (DRF) is a partnership between funders and the disability community that provides grants and other support for work at country-level towards the realisation of rights affirmed in the Convention on the Rights of Persons with ...
Charles Lusthaus, Elisabetta Micaro, Futsum Abbay, Sandra Nduwimfura   +3 more
core  

Urban interrelation and regional patterning in the department of Puno, Southern Peru [PDF]

, 1976
Le département de Puno s'inscrit autour du lac Titicaca (3 800 m au-dessus du niveau de la mer) pour occuper un vaste plateau (l'altiplano) ainsi que les hautes chaînes andines (la puna) et; déborder au nord vers le bassin amazonien (la selva).En ...
Morisset, Jean
core   +1 more source

Institutional distrust and inequality in Peru: A longitudinal analysis of the socioeconomic factors that shape citizen perception

Heritage and Sustainable Development
This study analyzes how socioeconomic characteristics influence Peruvian citizens' perception of governance, democracy, and transparency, using data from the National Household Survey (ENAHO) between 2014 and 2021.
Adderly Mamani-Flores, David Eleazar Barra-Quispe, Tania Laura Barra-Quispe, Alfredo Pelayo Calatayud-Mendoza, Jorge Apaza-Ticona, Naysha Sharon Villanueva-Alvaro, Alfredo Calderon-Torres, Vicente Alanoca-Arocutipa, Yuselino Maquera-Maquera, Sheylla Lía Cotrado-Lupo, Edgar Zea-Chuquimamani   +10 more
doaj   +1 more source