@inbook{1184010822, author={Ralph Green}, editor={Prchal, Josef T. and Lichtman, Marshall A.}, title={Folate, Cobalamin, and Megaloblastic Anemias}, booktitle={Williams Hematology The Red Cell and Its Diseases}, publisher={McGraw Hill}, address={New York, NY}, year={2022}, url={hemonc.mhmedical.com/content.aspx?aid=1184010822} }