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Vitamin absorption depends on many complex factors, including form and diet. The best form of vitamin supplement for you depends on your health and needs. Many different types of supplemental ...

WE have recently been investigating the far ultra-violet absorption spectra of a number of organic compounds of the type R 1 COOR 2; R being an alkyl group or a hydrogen atom. It has been found ...

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Department of Chemistry, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong 999077, China (SAR) ...