This is a book which one could well recommend for those contemplating nursing as a vocation. It is written in a non-technical style which is easy to read but which is not embellished with flourishes of popular appeal. There are numerous clear illustrations. The author progresses from the development of a typical cell to the vertebrates; she discusses genetics, the determination of sex, and the ...

The influence of folate nutritional status on various pregnancy outcomes has long been recognized. Studies conducted in the 1950s and 1960s led to the recognition of prenatal folic acid supplementation as a means to prevent pregnancy-induced megaloblastic anemia. In the 1990s, the utility of periconceptional folic acid supplementation and folic acid food fortification emerged when they were pro...