Volume 13, number 2 (1998), in article no. PT980898, "Bacterial expression and characterization of human recombinant apolipoprotein(a) kringle IV type 9," by Fu-Zon chung, lan-hsin wu, helen T. Lee, william T. Mueller, mark A. Spahr, scott R. Eaton, Ye tian, philip D. Settimi, dale L. Oxender, and randy ramharack, pages 222-228: