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Anatomical Variants of Anterior Cerebral Arterial Circle: A Study by Multidetector Computerized 3D Tomographic Angiography by Jiménez Sosa, Michelle Stephanie, Cantú González, Juan Ramón, Morales Avalos, Rodolfo, De la Garza Castro, Oscar, Quiroga Garza, Alejandro, Pinales Razo, Ricardo, Elizondo Riojas, Guillermo, Elizondo Omaña, Rodrigo Enrique, Guzmán López, Santos

“…The aim of this study was to determine the prevalence of anatomical variants of the anterior cerebral artery (ACA) and the anterior communicating artery (AComA) by 3D computed tomography angiography (3D CTA) in Mexican individuals. A retrospective, observational, cross-sectional descriptive study of 283 patients, independent of sex or age, in which morphometric measurements of cerebral vessels were evaluated using contrasted 3D CTA from a period of two years was performed. …”
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Outcomes of transitional care programs on adolescent chronic inflammatory systemic diseases: systematic review and meta-analyses by García Rodríguez, Fernando, Raygoza Cortez, Karina, Moreno Hernández, Lesli Michel, García Pérez, Rodrigo, Garza López, Leticia Elizabeth, Arana Guajardo, Ana Cecilia, Jáquez Quintana, Joel Omar, Villarreal Treviño, Ana Victoria, De la O Cavazos, Manuel Enrique, Rubio Pérez, Nadina

“…Methods MEDLINE, Embase, Web of Science and Scopus were searched from inception to March 16th, 2021. We included observational, randomized controlled trials and quasi-experimental studies that evaluated a transitional care program for adolescents and young adults with jCIDs. …”
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Electrochemical Noise Analysis Using Experimental Chaos Theory, Power Spectral Density and Hilbert–Huang Transform in Anodized Aluminum Alloys in Tartaric–Phosphoric–Sulfuric Acid... by Martínez Ramos, Cynthia, Olguín Coca, Javier, López León, Luis Daimir, Gaona Tiburcio, Citlalli, Lara Banda, María del Refugio, Maldonado Bandala, Erick, Castañeda Robles, Ivan, Jáquez Muñoz, Jesús Manuel, Cabral Miramontes, José Ángel, Nieves Mendoza, Demetrio, Almeraya Calderón, Facundo

“…Scanning electron microscopy (SEM) was used to observe the morphologies of the anodized surfaces. …”
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Knowledge of healthcare providers in the management of anaphylaxis by González Díaz, Sandra Nora, Villarreal González, Rosalaura Virginia, Fuentes Lara, Elma Isela, Salinas Díaz, María del Rocío, De Lira Quezada, Cindy Elizabeth, Macouzet Sánchez, Carlos, Macías Weinmann, Alejandra, Guzmán Avilán, Rosa Ivett, García Campa, Mariano

“…Methods: It is an observational, descriptive, cross-sectional study conducted among healthcare providers over 18 years old via a Google Forms link and shared through different social media platforms. …”
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Frequency–Time Domain Analysis Based on Electrochemical Noise of Dual-Phase (DP) and Ferrite–Bainite (FB) Steels in Chloride Solutions for Automotive Applications by Almeraya Calderón, Facundo, Montoya Rangel, Marvin, Nieves Mendoza, Demetrio, Jáquez Muñoz, Jesús Manuel, Baltazar Zamora, Miguel Ángel, Landa Ruiz, Laura, Lara Banda, María del Refugio, Maldonado Bandala, Erick, Estupiñan López, Francisco Humberto, Gaona Tiburcio, Citlalli

“…Optical microscopy (OM) was used to observe the microstructure of the tested samples. …”
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Interacciones biológicas, un componente poco conocido de la biodiversidad de Isla Catalana, Golfo de California by García-De León, Francisco J., Gustavo Arnaud-Franco, Gustavo

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Paisaje de la arquitectura. Mirada monista del ambiente by PRESMANES, REYNALDO G., ÁLVAREZ VALLEJO, ALBERTO

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Clima organizacional en una institución de educación superior del noreste del país. by Sánchez Reyes, Ernesto Alejandro

“…De tal manera que podemos interpretar que al estudiar de este fenómeno con fines de obtener una perspectiva global sobre la percepción general de los empleados de una organización, puede brindar una pauta para detectar las áreas de oportunidad respecto a este tópico, a fin de formular y aplicar estrategias que mejoren el ambiente dando calidad laboral al colaborador a fin de que este sea productivo y sea observable en el servicio que brinde al cliente final.…”
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Patrones de distribución, biología e identificación de cinco especies exóticas de milpiés planos (diplopoda: polydesmida: paradoxosomatidae) presentes en Norteamérica by De Luna González, Juan Manuel

“…The knowledge of the biology of A. coarctata and O. gracilis is expanded in basis of observations in the field and new state records are made for the species A. novarae, A. coarctata, C. xanthotricha y O. gracilis in basis of specimens deposited in scientific collections.…”
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Effect of Citric Acid Hard Anodizing on the Mechanical Properties and Corrosion Resistance of Different Aluminum Alloys by Cabral Miramontes, José Ángel, Almeraya Calderón, Facundo, Lara Banda, María del Refugio, Gaona Tiburcio, Citlalli

“…The aim of the work is to observe the effect of citric acid on the microstructure of the substrate, the mechanical properties, the corrosion resistance, and the morphology of the hard anodic layers. …”
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Clima organizacional en una institución de educación superior del noreste del país. by Sánchez Reyes, Ernesto Alejandro

“…De tal manera que podemos interpretar que al estudiar de este fenómeno con fines de obtener una perspectiva global sobre la percepción general de los empleados de una organización, puede brindar una pauta para detectar las áreas de oportunidad respecto a este tópico, a fin de formular y aplicar estrategias que mejoren el ambiente dando calidad laboral al colaborador a fin de que este sea productivo y sea observable en el servicio que brinde al cliente final.…”
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Patrones de distribución, biología e identificación de cinco especies exóticas de milpiés planos (diplopoda: polydesmida: paradoxosomatidae) presentes en Norteamérica by De Luna González, Juan Manuel

“…The knowledge of the biology of A. coarctata and O. gracilis is expanded in basis of observations in the field and new state records are made for the species A. novarae, A. coarctata, C. xanthotricha y O. gracilis in basis of specimens deposited in scientific collections.…”
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Visión científica, dialéctico-materialista, del universo. Décima séptima parte by Robledo Esparza, Gabriel

“…En lo inmediato anterior quedó establecido que el principio fundamental de la teona del b1g bang es completamente falso: no existe ningún indicio de que el llamado universo observable se esté expandiendo y, por lo tanto, queda sin sustento alguno la tesis, también constitutiva de esa concepción, de su origen en un remoto punto infinitesimalmente pequeño del espacio-tiempo y su posterior desarrollo hasta llegar a su estado actual. …”
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PERCEPCIÓN DE RIESGOS LABORALES EN TRABAJADORES DE INDUSTRIAS METALMECANICAS by Castillo, Sol A., Torres López, Teresa M.

“…The methodology used was qualitative, ethnographic  where two companies participated metalworking in the region, was made a purposeful sample consisted of 30 workers, to collect information used the following techniques: non-participant observation, interviews and groups focal. The data processing was carried out with thematic content analysis using the ATLAS program you 5. …”
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Reseña Medrano González, R. y Muñoz Armenta, A. (2013) Las percepciones de la militancia respecto de las relaciones partido-gobierno en el Estado de México. by Salazar Mata, Hugo

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Las consideraciones metodológicas para la evaluación de políticas y programas de energía en México by Villarreal, Abel

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Risk factors and the relation of lactic acid to neonatal mortality in the first week of life by Rodríguez Balderrama, Isaías, Ostia Garza, Patricia Johane, Villarreal Parra, Rosa Delia, Tijerina Guajardo, Mercedes

“…Material and methods: Prospective, observational and diagnostic test performed in the neonatal ward of the ‘‘Dr. …”
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Expanding the interaction equivalency theorem by Padilla Rodríguez, Brenda Cecilia, Armellini, Alejandro

“…Data were collected through surveys, exams, observations, activity logs, think aloud protocols and sales records. …”
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Nuevos rumbos legislativos al final de la Guerra Fría: Alemania, República Checa y Rusia Novas direções legislativas no final da guerra fria: Alemanha, República Tcheca e Rúss... by Arango Morales, Xóchitl A.

“…The tendency of Congress towards a democratic scheme is evident by observing the operational dynamics of the parliamentary system. …”
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Morphological Analysis of Major Segments of Coronary Artery Occlusion: Importance in Myocardial Revascularization Surgery by Martínez González, Brenda, Theriot Girón, María del Carmen, López Serna, Norberto, Morales Avalos, Rodolfo, Quiroga Garza, Alejandro, Reyes Hernández, Cynthia Guadalupe, Villanueva Olivo, Arnulfo, Leyva Villegas, Jorge I, Soto Domínguez, Adolfo, De la Fuente Villarreal, David, Elizondo Omaña, Rodrigo Enrique, Guzmán López, Santos

“…The aim of this study was to analyze the morphological characteristics and morphometrics of the coronary artery segments with greater occlusion. This was an observational, cross-sectional descriptive study that consisted of two phases. …”
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