1. Tumor markers in the management of urologic neoplasms (Lesson 36);Lightner;AUA Update Series,1987
2. Prepubertal yolk sac testicular tumors-report of the testicular tumor registry;Kaplan;J Urol,1988
3. Normal values of alpha-fetoprotein in neonates and infants;Gale;Pediatrics,1988
4. Serum alpha-fetoprotein (AFP) levels in normal infants;Wu;Pediat Res,1981
5. Elevated alpha-fetoprotein in a neonate with benign hemangioendothelioma of the liver;Urbach;Pediatrics,1987