1. Hershfield MS: Combined immune deficiencies due to purine enzyme defects. In Immunologic Disorders in Infants and Children, edn 5. Edited by Stiehm ER, Ochs HD, Winkelstein JA: WB Saunders; 2003: in press.
2. Hershfield MS, Mitchell BS: Immunodeficiency diseases caused by adenosine deaminase deficiency and purine nucleoside phosphorylase deficiency. In The Metabolic and Molecular Bases of Inherited Disease, edn 8. Edited by Scriver CR, Beaudet AL, Sly WS, Valle D: McGraw-Hill; 2001:2585-2625.
3. Hirschhorn R: Immunodeficiency disease due to deficiency of adenosine deaminase. In Primary Immunodeficiency Diseases. A Molecular and Genetic Approach. Edited by Ochs HD, Smith CIE, Puck JM: Oxford; 1999:121-139.
4. Complete sequence and structure of the gene for human adenosine deaminase;Wiginton;Biochemistry,1986
5. Atomic structure of adenosine deaminase complexed with a transition-state analog: understanding catalysis and immunodeficiency mutations;Wilson;Science,1991