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The Spanish Wikipedia (Spanish: Wikipedia en español) is a Spanish-language edition of Wikipedia, a free online encyclopedia. It has 1,954,555 articles. Started in May 2001, it reached 100,000 articles on March 8, 2006, and 1,000,000 articles on May 16, 2013.
Today, it is a global language with about 500 million native speakers, mainly in the Americas and Spain, and about 600 million when including second language speakers. [4] [5] Spanish is the official language of 20 countries, as well as one of the six official languages of the United Nations. [6]
Enciclopedia Libre Universal en Español (English: Universal Free Encyclopedia in Spanish) is a Spanish-language wiki-based online encyclopedia, released under the Creative Commons Attribution-ShareAlike License 3.0. It uses the MediaWiki software. It started as a fork of the Spanish Wikipedia.
Iontophoresis is a process of transdermal drug delivery by use of a voltage gradient on the skin. [1] [2] Molecules are transported across the stratum corneum by electrophoresis and electroosmosis and the electric field can also increase the permeability of the skin.
1. Illustration of electrophoresis. 2. Illustration of electrophoresis retardation. In chemistry, electrophoresis is the motion of charged dispersed particles or dissolved charged molecules relative to a fluid under the influence of a spatially uniform electric field. As a rule, these are zwitterions.
The Diccionario de la lengua española [a] ( DLE; [b] English: Dictionary of the Spanish language) is the authoritative dictionary of the Spanish language. [1] It is produced, edited and published by the Royal Spanish Academy, with the participation of the Association of Academies of the Spanish Language. It was first published in 1780, as the ...
Mechanisms of action. While increased skin permeability is seen through sonophoresis, the precise mechanisms to describe sonophoresis are yet to be fully discovered. However, there are several important mechanisms that have been identified that contribute to the phenomenon of sonophoresis.
Wikipedia is written by volunteer editors and hosted by the Wikimedia Foundation, a non-profit organization that also hosts a range of other volunteer projects : Commons. Free media repository. MediaWiki.
English Wikipedia is the most-read version of Wikipedia, accounting for 48% of Wikipedia's cumulative traffic, with the remaining percentage split among the other languages. The English Wikipedia has the most articles of any edition, at 6,827,823 as of May 2024.
Diccionario biográfico español. Print edition: Gonzalo Anes, Jaime Olmedo, Quintín Aldea Vaquero. Electronic edition: Carmen Iglesias [1] Diccionario biográfico español is a Spanish biographical dictionary published by the Real Academia de la Historia .