Tag Archives: cardiology

heart disease fact sheet

heart disease fact sheet Some data on vitamin A The detection of vitamin A in one fell between 1906 and 1917, when a "fat soluble" factor (vitamin A) was discovered shortly before an almost "water-soluble B factor (vitamin B). It was synthesized in 1947 by two Davids Adriaan van Dorp and Jozef Ferdinand Arens. This [...]