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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">zhps</journal-id><journal-title-group><journal-title xml:lang="ru">Журнал прикладной спектроскопии</journal-title><trans-title-group xml:lang="en"><trans-title>Zhurnal Prikladnoii Spektroskopii</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0514-7506</issn><publisher><publisher-name>B. I. Stepanov Institute of Physics of the National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zhps-517</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group></article-categories><title-group><article-title>СПЕКТРОФЛУОРИМЕТРИЧЕСКИЙ МЕТОД ОПРЕДЕЛЕНИЯ ЛЕТРОЗОЛА: АНАЛИТИЧЕСКИЕ ПРИЛОЖЕНИЯ К ОБРАЗЦАМ ТКАНИ ГОЛОВНОГО МОЗГА И ИССЛЕДОВАНИЕ КИНЕТИКИ ЩЕЛОЧНОЙ ДЕГРАДАЦИИ</article-title><trans-title-group xml:lang="en"><trans-title>SPECTROFLUORIMETRIC METHOD FOR DETERMINATION OF LETROZOLE: ANALYTICAL APPLICATIONS TO BRAIN TISSUE SAMPLES AND ALKALINE DEGRADATION KINETIC STUDY</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>El-Kosasy</surname><given-names>A. M.</given-names></name><name name-style="western" xml:lang="en"><surname>El-Kosasy</surname><given-names>A. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Каир</p></bio><bio xml:lang="en"><p>Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Abdel Rahman</surname><given-names>M. H.</given-names></name><name name-style="western" xml:lang="en"><surname>Abdel Rahman</surname><given-names>M. H.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Каир</p></bio><bio xml:lang="en"><p>Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Abdelaal</surname><given-names>S. H.</given-names></name><name name-style="western" xml:lang="en"><surname>Abdelaal</surname><given-names>S. H.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Каир</p></bio><bio xml:lang="en"><p>Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy</p></bio><email xlink:type="simple">sarah.hamdy19@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Университет Айн-Шамс</institution></aff><aff xml:lang="en"><institution>Ain Shams University</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>18</day><month>03</month><year>2020</year></pub-date><volume>86</volume><issue>5</issue><fpage>765</fpage><lpage>771</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; El-Kosasy A.M., Abdel Rahman M.H., Abdelaal S.H., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">El-Kosasy A.M., Abdel Rahman M.H., Abdelaal S.H.</copyright-holder><copyright-holder xml:lang="en">El-Kosasy A.M., Abdel Rahman M.H., Abdelaal S.H.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://zhps.ejournal.by/jour/article/view/517">https://zhps.ejournal.by/jour/article/view/517</self-uri><abstract/><trans-abstract xml:lang="en"/><kwd-group xml:lang="ru"><kwd>летрозол</kwd><kwd>спектрофлуориметрия</kwd><kwd>глиомы</kwd><kwd>константа скорости</kwd><kwd>период полураспада</kwd></kwd-group><kwd-group xml:lang="en"><kwd>letrozole</kwd><kwd>spectrofluorimetry</kwd><kwd>gliomas</kwd><kwd>rate constant</kwd><kwd>half-life</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">M. 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