Results 21 to 30 of about 297,344 (290)

Curva de aprendizaje de residentes para cirugía de cataratas por pequeña incisión (MSICS) en la Fundación Visión, Paraguay

open access: yesRevista Científica Ciencias de la Salud, 2020
Introducción: Los programas de residencia en Oftalmología juegan un papel fundamental en el entrenamiento de cirujanos en cirugía de cataratas. Un componente fundamental para el desarrollo de competencias en la cirugía de cataratas es contar con un ...
Diego Andrés Casco Doria   +2 more
doaj   +1 more source

Livestock Tango: U.S. and Latin America Dance Together, but Who Will Lead?

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This study examines the competitiveness between Latin American and U.S. livestock and meat sectors. We employ a computable general equilibrium modeling framework to evaluate two scenarios: coordinated improvements in Latin American productivity, transport efficiency, and market access (Scenario I), and the minimum productivity gains required ...
Taís C. Menezes   +2 more
wiley   +1 more source

Tendência temporal das taxas de internação e mortalidade por insuficiência cardíaca em idosos atendidos pelo Sistema Único de Saúde no Brasil, 2020 a 2024

open access: yesCadernos Cajuína
A insuficiência cardíaca constitui relevante problema de saúde pública, especialmente na população idosa, sendo uma das principais causas de internação hospitalar no Sistema Único de Saúde (SUS).
Mayara Rodrigues de Oliveira   +12 more
doaj   +1 more source

Preliminary report on the Myrmeleontidae (Neuroptera) of Paraguay [PDF]

open access: yes, 2010
Ten species of antlions are confirmed as present in Paraguay and seven additional species are suspected to be present there. All of the species are found also in Argentina and Brazil except for Eremoleon pulchra (Esben- Petersen) which is endemic to ...
Stange, Lionel A.
core   +1 more source

Checklist of the Helminth Parasites of South American Bats [PDF]

open access: yes, 2015
My Brazilian co-author paid for this paper to be open--access.Copyright © 2001-2015 Magnolia Press. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and ...
Gibson, David I., Santos, CP
core   +1 more source

Sustainable Productivity Growth in Agriculture: The Role of Shifts in R&D Investments and Technology

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The objective of the paper is to evaluate the long‐term prospects of sustainable productivity growth linked to plausible assumptions on public agricultural R&D investments as the key productivity driver. Second, it investigates the role of changing R&D focus from yield maximization to input saving technologies (fertilizers and pesticides). The
Zuzana Smeets Křístková   +4 more
wiley   +1 more source

An unusual titanosaur axis from the Upper Cretaceous of Brazil and its significance for sauropod anatomy and systematics

open access: yesThe Anatomical Record, EarlyView.
Abstract The Upper Cretaceous São José do Rio Preto Formation (Bauru Group, southeastern Brazil) has yielded a fragmentary but taxonomically diverse record of titanosaur sauropods, although elements from cervical series remain scarce. Here, we describe a nearly complete sauropod axis from the Vila Ventura Paleontological Area, representing an uncommon ...
Bruno A. Navarro   +7 more
wiley   +1 more source

Squamata, Serpentes, Micrurus silviae Di-Bernardo, Borges-Martins and Silva, 2007: presence confirmation in Paraguay [PDF]

open access: yesCheck List, 2011
Micrurus silviae is a coralsnake with a triadal pattern, and is one of the eight species found in southern South America. In Paraguay there are six taxa recorded: M. altirostris, M. baliocoryphus, M. frontalis, M. pyrrhocryptus, M.
Pier Cacciali   +4 more
doaj   +3 more sources

Leptodactylus bufonius [PDF]

open access: yes, 2017
Number of Pages: 22Integrative BiologyGeological ...
Leavitt, Daniel J.   +1 more
core   +1 more source

Much more than their fangs: Macroscopic anatomy of the brain of Bothrops moojeni Hoge 1966 (Squamata, Serpentes, Viperidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract Neuroanatomical research has progressed considerably in several vertebrate lineages, yet studies of reptilian brain morphology remain markedly underdeveloped. Here we provide the first description of macroscopic brain anatomy and its ontogeny in the viperid Bothrops moojeni, based on a sample of seven individuals.
Paula Araújo   +2 more
wiley   +1 more source

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