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Monopolios naturales y tecnología by Accinelli, Elvio, Tenorio, Leonardo

“…Paralelamente, se discutirá sobre la pertinencia de implementar políticas tendientes a incentivar la competencia y la libre entrada en ramas en las que existen monopolios naturales, que permanecen como tales, gracias al desarrollo tecnológico que han alcanzado. Clasificación JEL: L12.…”
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The General Impossibility of Neoclassical Economics by Fine, Ben

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Decision-making in the management of an incomplete urethral duplication in a young male by Treviño Rangel, Rogelio de Jesús, Bodden Mendoza, Byron Anthony, Cantú Salinas, N., García Rodríguez, María de los Ángeles

“…This is a case report of a 27-year-old Mexican man complaining of a double urethral meatus located at the tip of the glans. …”
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Women as editors-in-chief of environmental science journals by Yeverino Gutiérrez, Myrna Laura, González González, María del Rosario, Corral Symes, Ruth, González Santiago, Omar

“…Causes of this bias merit more and profound research. The bias observed may not apply to journals of others areas of science.…”
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Histoplasma capsulatum in the bone marrow of an HIV-infected patient by Medina Piñón, Isaí, Hernández Rodríguez, Pedro, Haces Rodríguez, Silvia Estela, Acosta Calderón, Luis Arturo

“…A 41-year-old man was admitted to the emergency department with a 1-month history of weight loss, intermittent fever, and malaise. …”
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In situ synthesis and deposition of gold nanoparticles with different morphologies on glass and ITO substrate by ultrasonic spray pyrolysis by De la Garza, María, López, Israel, Gómez, Idalia

“…This technique led to the formation of gold nanoparticles with different morphologies without the use of any capping agent. The gold nanoparticles deposited on glass substrate were obtained as nanospheres with an average particle size of 30 nm with some agglomerates; however, the nanoparticles deposited on ITO substrate were obtained with different morphologies, such as triangular nanoprisms, nanorods, nanocubes, and nanorhombus, with particle sizes between 40 and 100 nm. …”
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Consumer behavior as an advantage. by Esquivel Aguilar, Lizbeth, Véliz Reyna, Carolina, Rodríguez Chapa, Martin Alejandro, Cortés Sánchez, Ruth Yamilet

“…Our goal is to get as much customers as we can, so it’s important to give them what they want with the service they expect, so it’s of great importance to have quality, the customers can trust in the company, the product they offer has quality, so they’ll want to purchase what the company has to offer; but isn’t just about the quality, it’s also about the price, the customers always want the less expensive item, so it’s important to make a balance of how much it cost to produce the product and how much the customer it’s willing to pay, to archive the most convenient cost. …”
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Severe gastrointestinal involvement in adult-onset Henoch–Schönlein purpura associated with clarithromycin-resistant Helicobacter pylori infection by Delgado García, Guillermo Rubén, Mandujano Cruz, Ilse, González Padilla, Kiber, Hernández Velázquez, Badir, Martínez Cabriales, Sylvia Aideé, Ocampo Candiani, Jorge, Villarreal Alarcón, Miguel Ángel, Galarza Delgado, Dionicio Ángel

“…Gastrointestinal involvement is part of the classical tetrad and can present as bleeding. Helicobacter pylori infection in the setting of HSP has been reported a few times in the literature and may be involved in the pathogenesis of this disease as a triggering agent.…”
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A GRASP-Tabu Heuristic Approach to Territory Design for Pickup and Delivery Operations for Large-Scale Instances by González Ramírez, Rosa G., Smith, Neale R., Askin, Ronald G., Camacho Vallejo, José Fernando, González Velarde, José Luis

“…Weaddressalogisticsdistrictingproblemfacedbyaparcelcompanywhoseoperationsconsistofpickingupanddeliveringpackages overaserviceregion.Thedistrictingprocessaimstofindapartitionoftheserviceregionintodeliveryandcollectionzonesthat may be served by a single vehicle that departs from a central depot. …”
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Apolipoproteins and suicide: A potential psychiatric biomarker by Serna Rodríguez, María Fernanda, Zambrano Lucio, Miguel, Trejo Luevanos, Jorge Luis, Marino Martínez, Iván Alberto, Rivas Estilla, Ana María, Ontiveros Sánchez de la Barquera, José Alfonso, Pérez Maya, Antonio Alí

“…Several studies have indicated that cholesterol and associated proteins, especially apolipoproteins (Apos), may play an important role in the diagnosis, prognosis, and susceptibility of suicide. …”
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SARS-CoV-2 another kind of liver aggressor, how does it do that? by Lozano Sepúlveda, Sonia Amelia, Galan Huerta, Kame, Martínez Acuña, Natalia, Arellanos Soto, Daniel, Rivas Estilla, Ana María

“…Clinical manifestations of SARS-CoV-2 infection include more frequently fever and cough, but complications (such as pneumonia, respiratory distress syndrome, and multiorgan failure) can occur in persons with additional comorbidities. …”
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Collections of sandflies (diptera:psychodidae) from mammal burrows in an area of cutaneous leishmaniasis in Campeche, México by Rebollar Téllez, Eduardo Alfonso, Andrade, Francisco, Fernández Salas, Ildefonso, Reyes Villanueva, Filiberto

“…Sand flies were caught from December 1993 to November 1994 in an endemic focus of cutaneous leishmaniasis in the state of Campeche, Mexico. …”
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Gender differences in the returns to education in Mexico by Caamal Olvera, Cinthya Guadalupe

“…Yet even as returns to education increase for women, the jobs they hold continue to pay lower wages relative to men.…”
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Traumatic asphyxia by Montes Tapia, Fernando Félix, Barreto Arroyo, Itzel, Cura Esquivel, Idalia Aracely, Rodríguez Taméz, Antonio, O Cavazos, Manuel Enrique de la

“…In children, the number of clinical manifestations that should be evi- dent to diagnose traumatic asphyxia has not been ascertained. However, in any history of trauma with compression of the chest or abdomen and signs of increased intravenous craniocervical pressure, traumatic asphyxia should be suspected.…”
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Análisis regional de sofisticación y centralidad de las exportaciones mexicanas (Regional Analysis of Sophistication and Centrality of Mexican Exports) by Medellín Mendoza, Sandra Edith, Flores Segovia, Miguel Alejandro, Villarreal González, Amado

“…Se analiza la dinámica exportadora de las actividades industriales en México, mediante la estimación de indicadores regionales de productividad, sofisticación y el análisis de redes para el mapa de espacio de las industrias exportadoras. Los resultados muestran que los productos del sector manufacturero, específicamente la Industria de Equipo de Transporte, tienen un mayor nivel de sofisticación. …”
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Molecular assessment of the fecal microbiota in healthy cats and dogs before and during supplementation with fructo-oligosaccharides (FOS) and inulin using high-throughput 454-pyro... by García Mazcorro, José Francisco, Bárcenas Walls, José R., Suchodolski, Jan S., Steiner, Jörg M.

“…This study shows a high interindividual variation of fecal bacterial communities from pet cats and dogs, that these communities are relatively stable over time, and that some of this variation can be attributable to prebiotic administration, a phenomenon that may be affected by the amount of the prebiotic administered in the formulation. …”
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Non-coding RNAs: Uncovering their Potential Relevance in Fish Nutrition by Fernández, Ignacio, Alvarez-González, Carlos Alfonso, Tovar-Ramírez, Dariel, Galaviz, Mario

“…The optimization of industrial production would only be possible with the discovery, identification andcharacterization of biological processes in which a nutrient or any other factor acts, as well as when theirgenes and genetic networks revealed. …”
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Shrimp Production Results in Experimental Ponds in Ecuador with Presence of WSSV: Three Lucky Strikes or Three Indications of Hope for the Shrimp Industry? by Velasco, Mario, Freire, Gorki, Arias, Arturo, Quiroz, Miguel

“…Productionresults were not significantly different among treatments that ranged from 1100 to 1400 kg/ Ha. It is speculated that these good production results were mainly obtained due tocomplete experimental system dry-out between culture cycles and water filtration through300 μm mesh screen to fill ponds that probably resulted in reduced WSSV load in theculture system.…”
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DIAGNÓSTICO DE LA CALIDAD SANITARIA DEL AGUA DE POZO EN COMUNIDADES DEL SUR DE SONORA, MÉXICO by Anduro Jordan, Julio Armando, Cantú Soto Ernesto Uriel, Ernesto Uriel, Campas Baypoli, Olga Nydia, López Cervantes, Jaime, Sánchez Machado, Dalia Isabel, Félix Fuentes, Anacleto

“…Introducción: El problema más común del consumo de agua insalubre son las enfermedades gastrointestinales, el agua subterránea es una de las principales fuentes de abastecimiento y puede tener contaminación bacteriana y de sustancias químicas. …”
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Comparación de adaptación y comodidad de los pacientes de invisalign® convencional y acelerado by Alba García, Marcela

“…Introducción: El paciente busca opciones más discretas en conjunto de menor tiempo de tratamiento. …”
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