1. Bonkowsky, H. L., Bloomer, J. R., Mahoney, M. J., Ebert, P. S.: Demonstration of deficient heme synthetase activity in human protoporphyria. Clin. Res. 23, 261A (1975)
2. Bonkowsky, H. L., Tschudy, D. P., Collins, A., Doherty, J., Bossenmaier, I., Cardinal, R., Watson, C. J.: Repression of the overproduction of porphyrin precursors in IAP by intravenous infusion of hematin. Proc. Natl. Acad. Sci. U.S.A. 68, 2725?2729 (1971)
3. Bottomley, S. S., Tanaka, M., Everett, M. A.: Diminished erythroid ferrochelatase activity in PP. J. Lab. Clin. Med. 86, 126?131 (1975)
4. Bradlow, H. L., Anderson, K., Kappas, A.: Differences between cutaneous and hepatic steroid 5-a-reductase in patients with IAP. In: Porphyrins in human diseases, M. Doss, ed., pp. 173?178. Basel: Karger 1976
5. Brodie, M. J., Thompson, G. G., Moore, M. R., Beattie, A. D., Goldberg, A.: Hereditary coporphyria. Q. J. Med. (in press, 1977)