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The Need for Transformative and Equitable Health Policy

DOI: 10.1007/978-3-032-02432-9_4 Authors: Kadidiatou Kadio, Abdourahmane Coulibaly, Abdoua Elhadji Dagobi, Emmanuel Bonnet, Valéry Ridde Abstract: Abstract COVID-19 has led to a sharp deterioration in livelihoods in Africa and plunged many people into extreme poverty,...

Geometry in CIELAB color space for protonation of pH indicators

DOI: 10.21203/rs.3.rs-1943853/v1 Authors: Takayuki Suzuki, Karen Kitano, Chihiro Ito, Tomohiro Yamaguchi Abstract: Abstract Ultraviolet-visible spectroscopy provides color information on organic compounds during chemical reactions. Absorption spectra of a pH indicator...