1. Helv;Aebi, U.; Richterich, R.; Stillhart, H.; Colombo, J.P.; Rossi, E.;paediat. Acta,1961
2. In Research in Muscular Dystrophy, ch;Barwick, D.D.,1963
3. Blyth, H., and Pugh, R. J. (1959). Ann. hum. Genet., 23, 127.
4. Brugsch, J., Brockmann-Rohne, K., and Fromm, H. (1960). Z. ges.
5. Chung, C. S., Morton, N. E., and Peters, H. A. (1960). Amer. J.