Results 81 to 90 of about 988,858 (303)

Posición de la Sociedad Argentina de Reumatología por el uso del cannabis medicinal

open access: yesRevista Argentina de Reumatología, 2017
Los cannabinoides son moléculas que han sido descubiertas el siglo pasado de la planta de la marihuana. En el siglo XX y lo que lleva del XXI, estos productos han sido utilizados predominantemente en carácter recreativo y considerados drogas ilícitas ...
Sociedad Argentina de Reumatología
doaj   +1 more source

Morphological variation in atlas and axis of Neotropical spiny rats (Rodentia, Echimyidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The unique morphologies of the first two cervical vertebrae, the atlas and axis, represent a significant innovation in mammalian evolution. These structures support the weight of the head and enable intricate movements of the head and neck.
Thomas Furtado da Silva Netto   +3 more
wiley   +1 more source

Ultrasonografía Musculoesquelética

open access: yesRevista Argentina de Reumatología, 2016
El Atlas que aquí se introduce representa el trabajo del Grupo de Estudio de Ecografía de la Sociedad Argen­tina de Reumatología (ECOSAR). Su elaboración estuvo a cargo de un conjunto de colegas que, en adición a la ciencia y al arte de ser reumatólogos,
Sociedad Argentina de Reumatología
doaj   +1 more source

Histology and fossil diagenesis of a pterosaur tooth from the Crato Formation (Lower Cretaceous of Brazil)

open access: yesThe Anatomical Record, EarlyView.
Abstract Pterosaur dental biology remains poorly understood despite its importance for comprehending feeding strategies and flight adaptations. Here, we present the first comprehensive histological analysis of an ornithocheiriform pterosaur tooth from the Lower Cretaceous Crato Formation (Santana Group, Northeast Brazil).
Tito Aureliano   +3 more
wiley   +1 more source

Carta de la República Argentina. [PDF]

open access: yes, 1952
Relief shown by contours, spot heights and hypsometric tints on some sheets.; Title on later maps: República Argentina, carta topográfica.; Includes compilation diagram, location diagram, diagram of civil divisions, and astronomical point chart.; Each ...
Instituto Geográfico Militar (Argentina), cartographer. issuing body
core  

Cranial anatomy of a Late Cretaceous aspidorhynchid fish (Neopterygii: Aspidorhynchiformes) from Alberta, Canada

open access: yesThe Anatomical Record, EarlyView.
Abstract Belonostomus longirostrisis was named for an isolated jaw fragment from freshwater Upper Cretaceous (Campanian) sediments of the Dinosaur Park Formation of Alberta, Canada. Following the description of the Albertan species, numerous isolated cranial and postcranial elements have been collected from the Dinosaur Park Formation and assigned to B.
Mondo Miyazato   +4 more
wiley   +1 more source

La riqueza en (y de) Argentina [PDF]

open access: yes, 2008
El trabajo busca estimular la elaboración periódica de cuentas patrimoniales, desagregadas por sectores y por tipos de bienes e integradas en el sistema de cuentas nacionales de la economía argentina; destacando su relevancia analítica, presentando los ...
Dagnino Pastore, José María
core  

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

Derechos vulnerados en la infancia : abandono, maltrato y pobreza [PDF]

open access: yes, 2009
La presente publicación ofrece un recuento de las principales cuestiones abordadas en el marco del seminario “La niñez en el contexto de los derechos vulnerados: impacto de la pobreza, el abandono y el maltrato sobre el desarrollo humano y social ...
Samaniego, Virginia Corina   +9 more
core  

A new species of Lonchidiidae (Hybodontiformes) from the Late Jurassic of Brazil (Aliança Formation, Jatobá Basin)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro   +1 more
wiley   +1 more source

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